Let's divide 39725407 by 431
Our goal is to divide 39725407 by 431.

Going ahead to step 1:
When dividing 3 by 431, we get 0 with a remainder of 3.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 3 leaves us with 3.
Take the next digit (9) from the dividend and append it to 3, then repeat: 39 / 431

On to step 2:
431 can be fit into 39 0 times, resulting in a remainder of 39.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we take 0 away from 39, we end up with 39.
Take the next digit (7) from the dividend and append it to 39, then repeat: 397 / 431

Advancing to step 3:
431 can be fit into 397 0 times, resulting in a remainder of 397.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 397 leaves us with 397.
Append the next digit (2) from the dividend to 397 and continue with: 3972 / 431

Advancing to step 4:
3972 divided by 431 is 9 with a remainder of 93.
Record the quotient 9 as the next digit in the result. 
Result so far: 9.0
Deduct 3879 from 3972 and we're left with 93.
Include the next digit (5) from the dividend after 93, then repeat: 935 / 431

Going ahead to step 5:
When dividing 935 by 431, we get 2 with a remainder of 73.
Record the quotient 2 as the next digit in the result. 
Result so far: 92.0
If we take 862 away from 935, we end up with 73.
Fetch the next digit (4) from the dividend, attach it to 73 and continue: 734 / 431

Step 6:
431 can be fit into 734 1 times, resulting in a remainder of 303.
Record the quotient 1 as the next digit in the result. 
Result so far: 921.0
Deduct 431 from 734 and we're left with 303.
Grab the next digit (0) from the dividend, add it to 303, then carry on: 3030 / 431

On to step 7:
431 goes into 3030 7 times with a remainder of 13.
Record the quotient 7 as the next digit in the result. 
Result so far: 9217.0
Deduct 3017 from 3030 and we're left with 13.
Grab the next digit (7) from the dividend, add it to 13, then carry on: 137 / 431

Moving on to step 8:
137 divided by 431 is 0 with a remainder of 137.
Use 0 as the next digit of our solution. 
Result so far: 92170.0
If we subtract 0 from 137, we get 137.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1370, and continue the process.

Let's proceed to step 9:
1370 divided by 431 is 3 with a remainder of 77.
Use 3 as the next digit of our solution. 
Result so far: 92170.3
Deduct 1293 from 1370 and we're left with 77.
Since there are no more digits in the dividend, we add a zero to the remainder making it 770, and continue the process.

On to step 10:
The number 431 fits into 770 1 times, leaving a remainder of 339.
Write down 1 as next digit of the result. 
Result so far: 92170.31
If we subtract 431 from 770, we get 339.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3390, and continue the process.

Going ahead to step 11:
3390 divided by 431 is 7 with a remainder of 373.
Write down 7 as next digit of the result. 
Result so far: 92170.317
Deduct 3017 from 3390 and we're left with 373.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3730, and continue the process.

Let's proceed to step 12:
If we divide 3730 by 431, we get 8 and a remainder of 282.
The number 8 becomes the next digit in our result. 
Result so far: 92170.3178
If we take 3448 away from 3730, we end up with 282.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2820, and continue the process.

Step 13:
If we divide 2820 by 431, we get 6 and a remainder of 234.
Record the quotient 6 as the next digit in the result. 
Result so far: 92170.31786
Subtract 2586 from 2820 to get 234.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2340, and continue the process.

Advancing to step 14:
431 can be fit into 2340 5 times, resulting in a remainder of 185.
Record the quotient 5 as the next digit in the result. 
Result so far: 92170.317865
Deduct 2155 from 2340 and we're left with 185.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1850, and continue the process.

Going ahead to step 15:
When dividing 1850 by 431, we get 4 with a remainder of 126.
The next digit of our result is 4. 
Result so far: 92170.3178654
If we subtract 1724 from 1850, we get 126.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1260, and continue the process.

Moving on to step 16:
If we divide 1260 by 431, we get 2 and a remainder of 398.
The number 2 becomes the next digit in our result. 
Result so far: 92170.31786542
If we subtract 862 from 1260, we get 398.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3980, and continue the process.

The quotient of the division is 92170.31786542, and the remainder is 3.98e-07.