19278197 divided by 999 
The aim is to understand the frequency of 999 in 19278197.

Advancing to step 1:
999 can be fit into 1 0 times, resulting in a remainder of 1.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 1 leaves us with 1.
Append the next digit (9) from the dividend to 1 and continue with: 19 / 999

Advancing to step 2:
If we divide 19 by 999, we get 0 and a remainder of 19.
The next digit of our result is 0. 
Result so far: 0.0
Subtracting 0 from 19 leaves us with 19.
Append the next digit (2) from the dividend to 19 and continue with: 192 / 999

Advancing to step 3:
When dividing 192 by 999, we get 0 with a remainder of 192.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 192 leaves us with 192.
Bring next digit (7) of the dividend behind the 192 and repeat the process: 1927 / 999

Let's proceed to step 4:
When dividing 1927 by 999, we get 1 with a remainder of 928.
Record the quotient 1 as the next digit in the result. 
Result so far: 1.0
If we take 999 away from 1927, we end up with 928.
Include the next digit (8) from the dividend after 928, then repeat: 9288 / 999

On to step 5:
When dividing 9288 by 999, we get 9 with a remainder of 297.
Use 9 as the next digit of our solution. 
Result so far: 19.0
Subtract 8991 from 9288 to get 297.
Append the next digit (1) from the dividend to 297 and continue with: 2971 / 999

On to step 6:
2971 divided by 999 is 2 with a remainder of 973.
Write down 2 as next digit of the result. 
Result so far: 192.0
The remainder is 973 after subtracting 1998 from 2971.
Fetch the next digit (9) from the dividend, attach it to 973 and continue: 9739 / 999

Step 7:
If we divide 9739 by 999, we get 9 and a remainder of 748.
Write down 9 as next digit of the result. 
Result so far: 1929.0
If we take 8991 away from 9739, we end up with 748.
Fetch the next digit (7) from the dividend, attach it to 748 and continue: 7487 / 999

Advancing to step 8:
999 can be fit into 7487 7 times, resulting in a remainder of 494.
Use 7 as the next digit of our solution. 
Result so far: 19297.0
The remainder is 494 after subtracting 6993 from 7487.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4940, and continue the process.

Step 9:
The number 999 fits into 4940 4 times, leaving a remainder of 944.
The number 4 becomes the next digit in our result. 
Result so far: 19297.4
If we subtract 3996 from 4940, we get 944.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9440, and continue the process.

Going ahead to step 10:
The number 999 fits into 9440 9 times, leaving a remainder of 449.
The number 9 becomes the next digit in our result. 
Result so far: 19297.49
Subtract 8991 from 9440 to get 449.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4490, and continue the process.

On to step 11:
999 goes into 4490 4 times with a remainder of 494.
Record the quotient 4 as the next digit in the result. 
Result so far: 19297.494
If we take 3996 away from 4490, we end up with 494.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4940, and continue the process.

Going ahead to step 12:
999 goes into 4940 4 times with a remainder of 944.
The next digit of our result is 4. 
Result so far: 19297.4944
Subtracting 3996 from 4940 leaves us with 944.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9440, and continue the process.

The final outcome is 19297.4944, with a leftover of 0.00944.