55413678 divided by 431 
We want to divide 55413678 by 431.

Step 1:
5 divided by 431 is 0 with a remainder of 5.
Write down 0 as next digit of the result. 
Result so far: 0.0
Deduct 0 from 5 and we're left with 5.
Fetch the next digit (5) from the dividend, attach it to 5 and continue: 55 / 431

Let's proceed to step 2:
431 can be fit into 55 0 times, resulting in a remainder of 55.
The next digit of our result is 0. 
Result so far: 0.0
Subtracting 0 from 55 leaves us with 55.
Append the next digit (4) from the dividend to 55 and continue with: 554 / 431

Going ahead to step 3:
The number 431 fits into 554 1 times, leaving a remainder of 123.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
If we subtract 431 from 554, we get 123.
Grab the next digit (1) from the dividend, add it to 123, then carry on: 1231 / 431

Moving on to step 4:
If we divide 1231 by 431, we get 2 and a remainder of 369.
Record the quotient 2 as the next digit in the result. 
Result so far: 12.0
Deduct 862 from 1231 and we're left with 369.
Take the next digit (3) from the dividend and append it to 369, then repeat: 3693 / 431

Going ahead to step 5:
431 goes into 3693 8 times with a remainder of 245.
Write down 8 as next digit of the result. 
Result so far: 128.0
Deduct 3448 from 3693 and we're left with 245.
Fetch the next digit (6) from the dividend, attach it to 245 and continue: 2456 / 431

Step 6:
2456 divided by 431 is 5 with a remainder of 301.
Write down 5 as next digit of the result. 
Result so far: 1285.0
Subtracting 2155 from 2456 leaves us with 301.
Include the next digit (7) from the dividend after 301, then repeat: 3017 / 431

Let's proceed to step 7:
431 can be fit into 3017 7 times, resulting in a remainder of 0.
Use 7 as the next digit of our solution. 
Result so far: 12857.0
Subtracting 3017 from 3017 leaves us with 0.
Append the next digit (8) from the dividend to 0 and continue with: 8 / 431

Let's proceed to step 8:
When dividing 8 by 431, we get 0 with a remainder of 8.
Write down 0 as next digit of the result. 
Result so far: 128570.0
Subtract 0 from 8 to get 8.
Since there are no more digits in the dividend, we add a zero to the remainder making it 80, and continue the process.

Step 9:
The number 431 fits into 80 0 times, leaving a remainder of 80.
Record the quotient 0 as the next digit in the result. 
Result so far: 128570.0
Subtracting 0 from 80 leaves us with 80.
Since there are no more digits in the dividend, we add a zero to the remainder making it 800, and continue the process.

Moving on to step 10:
431 goes into 800 1 times with a remainder of 369.
Put 1 as the next digit of the answer. 
Result so far: 128570.01
Deduct 431 from 800 and we're left with 369.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3690, and continue the process.

Advancing to step 11:
The number 431 fits into 3690 8 times, leaving a remainder of 242.
The number 8 becomes the next digit in our result. 
Result so far: 128570.018
Subtract 3448 from 3690 to get 242.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2420, and continue the process.

Step 12:
431 can be fit into 2420 5 times, resulting in a remainder of 265.
The next digit of our result is 5. 
Result so far: 128570.0185
If we take 2155 away from 2420, we end up with 265.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2650, and continue the process.

Going ahead to step 13:
2650 divided by 431 is 6 with a remainder of 64.
Record the quotient 6 as the next digit in the result. 
Result so far: 128570.01856
If we take 2586 away from 2650, we end up with 64.
Since there are no more digits in the dividend, we add a zero to the remainder making it 640, and continue the process.

On to step 14:
When dividing 640 by 431, we get 1 with a remainder of 209.
Put 1 as the next digit of the answer. 
Result so far: 128570.018561
Deduct 431 from 640 and we're left with 209.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2090, and continue the process.

Moving on to step 15:
If we divide 2090 by 431, we get 4 and a remainder of 366.
The next digit of our result is 4. 
Result so far: 128570.0185614
Deduct 1724 from 2090 and we're left with 366.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3660, and continue the process.

Let's proceed to step 16:
The number 431 fits into 3660 8 times, leaving a remainder of 212.
Put 8 as the next digit of the answer. 
Result so far: 128570.01856148
If we subtract 3448 from 3660, we get 212.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2120, and continue the process.

In conclusion, the division gives 128570.01856148 with a balance of 2.12e-07.