66619086 ÷ 488 
Let's see how many times 488 fits into 66619086.

Moving on to step 1:
When dividing 6 by 488, we get 0 with a remainder of 6.
The next digit of our result is 0. 
Result so far: 0.0
If we subtract 0 from 6, we get 6.
Take the next digit (6) from the dividend and append it to 6, then repeat: 66 / 488

Let's proceed to step 2:
When dividing 66 by 488, we get 0 with a remainder of 66.
The next digit of our result is 0. 
Result so far: 0.0
Subtracting 0 from 66 leaves us with 66.
Include the next digit (6) from the dividend after 66, then repeat: 666 / 488

Step 3:
The number 488 fits into 666 1 times, leaving a remainder of 178.
Write down 1 as next digit of the result. 
Result so far: 1.0
Subtracting 488 from 666 leaves us with 178.
Fetch the next digit (1) from the dividend, attach it to 178 and continue: 1781 / 488

Let's proceed to step 4:
When dividing 1781 by 488, we get 3 with a remainder of 317.
The number 3 becomes the next digit in our result. 
Result so far: 13.0
The remainder is 317 after subtracting 1464 from 1781.
Bring next digit (9) of the dividend behind the 317 and repeat the process: 3179 / 488

Let's proceed to step 5:
3179 divided by 488 is 6 with a remainder of 251.
The next digit of our result is 6. 
Result so far: 136.0
Subtracting 2928 from 3179 leaves us with 251.
Append the next digit (0) from the dividend to 251 and continue with: 2510 / 488

Moving on to step 6:
The number 488 fits into 2510 5 times, leaving a remainder of 70.
The number 5 becomes the next digit in our result. 
Result so far: 1365.0
Deduct 2440 from 2510 and we're left with 70.
Fetch the next digit (8) from the dividend, attach it to 70 and continue: 708 / 488

Let's proceed to step 7:
If we divide 708 by 488, we get 1 and a remainder of 220.
The next digit of our result is 1. 
Result so far: 13651.0
Subtract 488 from 708 to get 220.
Take the next digit (6) from the dividend and append it to 220, then repeat: 2206 / 488

On to step 8:
The number 488 fits into 2206 4 times, leaving a remainder of 254.
Write down 4 as next digit of the result. 
Result so far: 136514.0
The remainder is 254 after subtracting 1952 from 2206.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2540, and continue the process.

Let's proceed to step 9:
If we divide 2540 by 488, we get 5 and a remainder of 100.
Use 5 as the next digit of our solution. 
Result so far: 136514.5
Subtracting 2440 from 2540 leaves us with 100.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1000, and continue the process.

Let's proceed to step 10:
If we divide 1000 by 488, we get 2 and a remainder of 24.
Record the quotient 2 as the next digit in the result. 
Result so far: 136514.52
Subtracting 976 from 1000 leaves us with 24.
Since there are no more digits in the dividend, we add a zero to the remainder making it 240, and continue the process.

Advancing to step 11:
The number 488 fits into 240 0 times, leaving a remainder of 240.
Write down 0 as next digit of the result. 
Result so far: 136514.52
Deduct 0 from 240 and we're left with 240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2400, and continue the process.

Step 12:
2400 divided by 488 is 4 with a remainder of 448.
Record the quotient 4 as the next digit in the result. 
Result so far: 136514.5204
If we subtract 1952 from 2400, we get 448.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4480, and continue the process.

Step 13:
488 can be fit into 4480 9 times, resulting in a remainder of 88.
The next digit of our result is 9. 
Result so far: 136514.52049
The remainder is 88 after subtracting 4392 from 4480.
Since there are no more digits in the dividend, we add a zero to the remainder making it 880, and continue the process.

Going ahead to step 14:
If we divide 880 by 488, we get 1 and a remainder of 392.
Use 1 as the next digit of our solution. 
Result so far: 136514.520491
Subtracting 488 from 880 leaves us with 392.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3920, and continue the process.

Moving on to step 15:
If we divide 3920 by 488, we get 8 and a remainder of 16.
Record the quotient 8 as the next digit in the result. 
Result so far: 136514.5204918
If we take 3904 away from 3920, we end up with 16.
Since there are no more digits in the dividend, we add a zero to the remainder making it 160, and continue the process.

On to step 16:
The number 488 fits into 160 0 times, leaving a remainder of 160.
Record the quotient 0 as the next digit in the result. 
Result so far: 136514.5204918
The remainder is 160 after subtracting 0 from 160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1600, and continue the process.

In conclusion, the division gives 136514.5204918 with a balance of 1.6e-07.