We divide 54786466 by 339
Our goal is to divide 54786466 by 339.

Let's proceed to step 1:
The number 339 fits into 5 0 times, leaving a remainder of 5.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 5 and we're left with 5.
Include the next digit (4) from the dividend after 5, then repeat: 54 / 339

On to step 2:
54 divided by 339 is 0 with a remainder of 54.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 54 leaves us with 54.
Bring next digit (7) of the dividend behind the 54 and repeat the process: 547 / 339

Going ahead to step 3:
339 goes into 547 1 times with a remainder of 208.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
If we subtract 339 from 547, we get 208.
Append the next digit (8) from the dividend to 208 and continue with: 2088 / 339

Moving on to step 4:
When dividing 2088 by 339, we get 6 with a remainder of 54.
The next digit of our result is 6. 
Result so far: 16.0
Deduct 2034 from 2088 and we're left with 54.
Take the next digit (6) from the dividend and append it to 54, then repeat: 546 / 339

Step 5:
When dividing 546 by 339, we get 1 with a remainder of 207.
The next digit of our result is 1. 
Result so far: 161.0
Subtracting 339 from 546 leaves us with 207.
Fetch the next digit (4) from the dividend, attach it to 207 and continue: 2074 / 339

Step 6:
The number 339 fits into 2074 6 times, leaving a remainder of 40.
Use 6 as the next digit of our solution. 
Result so far: 1616.0
Deduct 2034 from 2074 and we're left with 40.
Append the next digit (6) from the dividend to 40 and continue with: 406 / 339

Let's proceed to step 7:
406 divided by 339 is 1 with a remainder of 67.
The number 1 becomes the next digit in our result. 
Result so far: 16161.0
Deduct 339 from 406 and we're left with 67.
Include the next digit (6) from the dividend after 67, then repeat: 676 / 339

Let's proceed to step 8:
The number 339 fits into 676 1 times, leaving a remainder of 337.
Use 1 as the next digit of our solution. 
Result so far: 161611.0
Subtract 339 from 676 to get 337.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3370, and continue the process.

On to step 9:
The number 339 fits into 3370 9 times, leaving a remainder of 319.
Record the quotient 9 as the next digit in the result. 
Result so far: 161611.9
Deduct 3051 from 3370 and we're left with 319.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3190, and continue the process.

Step 10:
When dividing 3190 by 339, we get 9 with a remainder of 139.
Put 9 as the next digit of the answer. 
Result so far: 161611.99
If we take 3051 away from 3190, we end up with 139.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1390, and continue the process.

In conclusion, the division gives 161611.99 with a balance of 0.139.