45203885 divided by 763 
Our goal is to divide 45203885 by 763.

On to step 1:
When dividing 4 by 763, we get 0 with a remainder of 4.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtract 0 from 4 to get 4.
Take the next digit (5) from the dividend and append it to 4, then repeat: 45 / 763

Step 2:
When dividing 45 by 763, we get 0 with a remainder of 45.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we subtract 0 from 45, we get 45.
Fetch the next digit (2) from the dividend, attach it to 45 and continue: 452 / 763

Advancing to step 3:
763 goes into 452 0 times with a remainder of 452.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 452, we get 452.
Append the next digit (0) from the dividend to 452 and continue with: 4520 / 763

Let's proceed to step 4:
4520 divided by 763 is 5 with a remainder of 705.
The number 5 becomes the next digit in our result. 
Result so far: 5.0
Deduct 3815 from 4520 and we're left with 705.
Bring next digit (3) of the dividend behind the 705 and repeat the process: 7053 / 763

On to step 5:
The number 763 fits into 7053 9 times, leaving a remainder of 186.
The number 9 becomes the next digit in our result. 
Result so far: 59.0
If we subtract 6867 from 7053, we get 186.
Grab the next digit (8) from the dividend, add it to 186, then carry on: 1868 / 763

On to step 6:
When dividing 1868 by 763, we get 2 with a remainder of 342.
Use 2 as the next digit of our solution. 
Result so far: 592.0
Subtracting 1526 from 1868 leaves us with 342.
Grab the next digit (8) from the dividend, add it to 342, then carry on: 3428 / 763

On to step 7:
If we divide 3428 by 763, we get 4 and a remainder of 376.
The number 4 becomes the next digit in our result. 
Result so far: 5924.0
Subtracting 3052 from 3428 leaves us with 376.
Append the next digit (5) from the dividend to 376 and continue with: 3765 / 763

Going ahead to step 8:
763 goes into 3765 4 times with a remainder of 713.
The number 4 becomes the next digit in our result. 
Result so far: 59244.0
The remainder is 713 after subtracting 3052 from 3765.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7130, and continue the process.

Advancing to step 9:
763 can be fit into 7130 9 times, resulting in a remainder of 263.
Use 9 as the next digit of our solution. 
Result so far: 59244.9
The remainder is 263 after subtracting 6867 from 7130.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2630, and continue the process.

Moving on to step 10:
When dividing 2630 by 763, we get 3 with a remainder of 341.
Put 3 as the next digit of the answer. 
Result so far: 59244.93
If we subtract 2289 from 2630, we get 341.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3410, and continue the process.

Advancing to step 11:
If we divide 3410 by 763, we get 4 and a remainder of 358.
The number 4 becomes the next digit in our result. 
Result so far: 59244.934
If we subtract 3052 from 3410, we get 358.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3580, and continue the process.

Let's proceed to step 12:
If we divide 3580 by 763, we get 4 and a remainder of 528.
Use 4 as the next digit of our solution. 
Result so far: 59244.9344
If we subtract 3052 from 3580, we get 528.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5280, and continue the process.

After the division, we end up with 59244.9344 and a remainder of 0.00528.