19628200 ÷ 406 
Our goal is to divide 19628200 by 406.

Let's proceed to step 1:
The number 406 fits into 1 0 times, leaving a remainder of 1.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
The remainder is 1 after subtracting 0 from 1.
Append the next digit (9) from the dividend to 1 and continue with: 19 / 406

Let's proceed to step 2:
406 can be fit into 19 0 times, resulting in a remainder of 19.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 19 after subtracting 0 from 19.
Grab the next digit (6) from the dividend, add it to 19, then carry on: 196 / 406

Advancing to step 3:
The number 406 fits into 196 0 times, leaving a remainder of 196.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 196 leaves us with 196.
Fetch the next digit (2) from the dividend, attach it to 196 and continue: 1962 / 406

Advancing to step 4:
The number 406 fits into 1962 4 times, leaving a remainder of 338.
The number 4 becomes the next digit in our result. 
Result so far: 4.0
Subtract 1624 from 1962 to get 338.
Take the next digit (8) from the dividend and append it to 338, then repeat: 3388 / 406

Going ahead to step 5:
When dividing 3388 by 406, we get 8 with a remainder of 140.
Use 8 as the next digit of our solution. 
Result so far: 48.0
Subtract 3248 from 3388 to get 140.
Include the next digit (2) from the dividend after 140, then repeat: 1402 / 406

On to step 6:
The number 406 fits into 1402 3 times, leaving a remainder of 184.
Write down 3 as next digit of the result. 
Result so far: 483.0
Subtract 1218 from 1402 to get 184.
Bring next digit (0) of the dividend behind the 184 and repeat the process: 1840 / 406

Let's proceed to step 7:
If we divide 1840 by 406, we get 4 and a remainder of 216.
Write down 4 as next digit of the result. 
Result so far: 4834.0
Subtract 1624 from 1840 to get 216.
Grab the next digit (0) from the dividend, add it to 216, then carry on: 2160 / 406

On to step 8:
406 can be fit into 2160 5 times, resulting in a remainder of 130.
Put 5 as the next digit of the answer. 
Result so far: 48345.0
If we take 2030 away from 2160, we end up with 130.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1300, and continue the process.

Advancing to step 9:
If we divide 1300 by 406, we get 3 and a remainder of 82.
Record the quotient 3 as the next digit in the result. 
Result so far: 48345.3
If we take 1218 away from 1300, we end up with 82.
Since there are no more digits in the dividend, we add a zero to the remainder making it 820, and continue the process.

Going ahead to step 10:
The number 406 fits into 820 2 times, leaving a remainder of 8.
Write down 2 as next digit of the result. 
Result so far: 48345.32
If we take 812 away from 820, we end up with 8.
Since there are no more digits in the dividend, we add a zero to the remainder making it 80, and continue the process.

Let's proceed to step 11:
The number 406 fits into 80 0 times, leaving a remainder of 80.
Write down 0 as next digit of the result. 
Result so far: 48345.32
The remainder is 80 after subtracting 0 from 80.
Since there are no more digits in the dividend, we add a zero to the remainder making it 800, and continue the process.

Step 12:
406 can be fit into 800 1 times, resulting in a remainder of 394.
The next digit of our result is 1. 
Result so far: 48345.3201
If we take 406 away from 800, we end up with 394.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3940, and continue the process.

On to step 13:
When dividing 3940 by 406, we get 9 with a remainder of 286.
The number 9 becomes the next digit in our result. 
Result so far: 48345.32019
The remainder is 286 after subtracting 3654 from 3940.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2860, and continue the process.

Moving on to step 14:
2860 divided by 406 is 7 with a remainder of 18.
The next digit of our result is 7. 
Result so far: 48345.320197
Subtract 2842 from 2860 to get 18.
Since there are no more digits in the dividend, we add a zero to the remainder making it 180, and continue the process.

Moving on to step 15:
The number 406 fits into 180 0 times, leaving a remainder of 180.
Write down 0 as next digit of the result. 
Result so far: 48345.320197
If we take 0 away from 180, we end up with 180.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1800, and continue the process.

Moving on to step 16:
The number 406 fits into 1800 4 times, leaving a remainder of 176.
The number 4 becomes the next digit in our result. 
Result so far: 48345.32019704
Deduct 1624 from 1800 and we're left with 176.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1760, and continue the process.

The final outcome is 48345.32019704, with a leftover of 1.76e-07.