72409307 divided by 811 
We want to figure out the number of times 72409307 can be divided by 811.

Moving on to step 1:
If we divide 7 by 811, we get 0 and a remainder of 7.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 7 to get 7.
Bring next digit (2) of the dividend behind the 7 and repeat the process: 72 / 811

Moving on to step 2:
When dividing 72 by 811, we get 0 with a remainder of 72.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtract 0 from 72 to get 72.
Take the next digit (4) from the dividend and append it to 72, then repeat: 724 / 811

Moving on to step 3:
If we divide 724 by 811, we get 0 and a remainder of 724.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 724, we get 724.
Grab the next digit (0) from the dividend, add it to 724, then carry on: 7240 / 811

Step 4:
When dividing 7240 by 811, we get 8 with a remainder of 752.
Put 8 as the next digit of the answer. 
Result so far: 8.0
If we take 6488 away from 7240, we end up with 752.
Include the next digit (9) from the dividend after 752, then repeat: 7529 / 811

Advancing to step 5:
When dividing 7529 by 811, we get 9 with a remainder of 230.
The next digit of our result is 9. 
Result so far: 89.0
Deduct 7299 from 7529 and we're left with 230.
Include the next digit (3) from the dividend after 230, then repeat: 2303 / 811

Let's proceed to step 6:
If we divide 2303 by 811, we get 2 and a remainder of 681.
Record the quotient 2 as the next digit in the result. 
Result so far: 892.0
Subtract 1622 from 2303 to get 681.
Include the next digit (0) from the dividend after 681, then repeat: 6810 / 811

Going ahead to step 7:
6810 divided by 811 is 8 with a remainder of 322.
Put 8 as the next digit of the answer. 
Result so far: 8928.0
If we take 6488 away from 6810, we end up with 322.
Take the next digit (7) from the dividend and append it to 322, then repeat: 3227 / 811

Advancing to step 8:
811 can be fit into 3227 3 times, resulting in a remainder of 794.
Put 3 as the next digit of the answer. 
Result so far: 89283.0
Deduct 2433 from 3227 and we're left with 794.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7940, and continue the process.

Step 9:
811 goes into 7940 9 times with a remainder of 641.
Use 9 as the next digit of our solution. 
Result so far: 89283.9
If we take 7299 away from 7940, we end up with 641.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6410, and continue the process.

Advancing to step 10:
811 goes into 6410 7 times with a remainder of 733.
Put 7 as the next digit of the answer. 
Result so far: 89283.97
If we take 5677 away from 6410, we end up with 733.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7330, and continue the process.

Moving on to step 11:
7330 divided by 811 is 9 with a remainder of 31.
The number 9 becomes the next digit in our result. 
Result so far: 89283.979
Subtracting 7299 from 7330 leaves us with 31.
Since there are no more digits in the dividend, we add a zero to the remainder making it 310, and continue the process.

Moving on to step 12:
If we divide 310 by 811, we get 0 and a remainder of 310.
Use 0 as the next digit of our solution. 
Result so far: 89283.979
Subtracting 0 from 310 leaves us with 310.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3100, and continue the process.

Going ahead to step 13:
3100 divided by 811 is 3 with a remainder of 667.
Use 3 as the next digit of our solution. 
Result so far: 89283.97903
If we subtract 2433 from 3100, we get 667.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6670, and continue the process.

On to step 14:
When dividing 6670 by 811, we get 8 with a remainder of 182.
The next digit of our result is 8. 
Result so far: 89283.979038
If we take 6488 away from 6670, we end up with 182.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1820, and continue the process.

Going ahead to step 15:
811 can be fit into 1820 2 times, resulting in a remainder of 198.
Use 2 as the next digit of our solution. 
Result so far: 89283.9790382
Subtracting 1622 from 1820 leaves us with 198.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1980, and continue the process.

Step 16:
The number 811 fits into 1980 2 times, leaving a remainder of 358.
Put 2 as the next digit of the answer. 
Result so far: 89283.97903822
Subtracting 1622 from 1980 leaves us with 358.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3580, and continue the process.

The final result is 89283.97903822 with a remainder of 3.58e-07.