Let's divide 39690861 by 121
Let's see how many times 121 fits into 39690861.

Going ahead to step 1:
If we divide 3 by 121, we get 0 and a remainder of 3.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we subtract 0 from 3, we get 3.
Include the next digit (9) from the dividend after 3, then repeat: 39 / 121

Step 2:
When dividing 39 by 121, we get 0 with a remainder of 39.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtract 0 from 39 to get 39.
Include the next digit (6) from the dividend after 39, then repeat: 396 / 121

Let's proceed to step 3:
If we divide 396 by 121, we get 3 and a remainder of 33.
Write down 3 as next digit of the result. 
Result so far: 3.0
The remainder is 33 after subtracting 363 from 396.
Grab the next digit (9) from the dividend, add it to 33, then carry on: 339 / 121

On to step 4:
121 can be fit into 339 2 times, resulting in a remainder of 97.
Record the quotient 2 as the next digit in the result. 
Result so far: 32.0
If we subtract 242 from 339, we get 97.
Grab the next digit (0) from the dividend, add it to 97, then carry on: 970 / 121

Moving on to step 5:
121 can be fit into 970 8 times, resulting in a remainder of 2.
Put 8 as the next digit of the answer. 
Result so far: 328.0
Subtracting 968 from 970 leaves us with 2.
Take the next digit (8) from the dividend and append it to 2, then repeat: 28 / 121

Let's proceed to step 6:
121 goes into 28 0 times with a remainder of 28.
The next digit of our result is 0. 
Result so far: 3280.0
Subtract 0 from 28 to get 28.
Bring next digit (6) of the dividend behind the 28 and repeat the process: 286 / 121

On to step 7:
The number 121 fits into 286 2 times, leaving a remainder of 44.
Write down 2 as next digit of the result. 
Result so far: 32802.0
Subtract 242 from 286 to get 44.
Take the next digit (1) from the dividend and append it to 44, then repeat: 441 / 121

Advancing to step 8:
If we divide 441 by 121, we get 3 and a remainder of 78.
Use 3 as the next digit of our solution. 
Result so far: 328023.0
The remainder is 78 after subtracting 363 from 441.
Since there are no more digits in the dividend, we add a zero to the remainder making it 780, and continue the process.

Step 9:
121 can be fit into 780 6 times, resulting in a remainder of 54.
Put 6 as the next digit of the answer. 
Result so far: 328023.6
Deduct 726 from 780 and we're left with 54.
Since there are no more digits in the dividend, we add a zero to the remainder making it 540, and continue the process.

Advancing to step 10:
The number 121 fits into 540 4 times, leaving a remainder of 56.
Record the quotient 4 as the next digit in the result. 
Result so far: 328023.64
If we subtract 484 from 540, we get 56.
Since there are no more digits in the dividend, we add a zero to the remainder making it 560, and continue the process.

Advancing to step 11:
The number 121 fits into 560 4 times, leaving a remainder of 76.
Put 4 as the next digit of the answer. 
Result so far: 328023.644
If we take 484 away from 560, we end up with 76.
Since there are no more digits in the dividend, we add a zero to the remainder making it 760, and continue the process.

In conclusion, the division gives 328023.644 with a balance of 0.0076.