We look at the division of 86647490 by 543 
Let's see how many times 543 fits into 86647490.

Step 1:
The number 543 fits into 8 0 times, leaving a remainder of 8.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 8 to get 8.
Grab the next digit (6) from the dividend, add it to 8, then carry on: 86 / 543

Advancing to step 2:
When dividing 86 by 543, we get 0 with a remainder of 86.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 86 leaves us with 86.
Grab the next digit (6) from the dividend, add it to 86, then carry on: 866 / 543

Step 3:
The number 543 fits into 866 1 times, leaving a remainder of 323.
Use 1 as the next digit of our solution. 
Result so far: 1.0
If we subtract 543 from 866, we get 323.
Grab the next digit (4) from the dividend, add it to 323, then carry on: 3234 / 543

Let's proceed to step 4:
543 goes into 3234 5 times with a remainder of 519.
The next digit of our result is 5. 
Result so far: 15.0
Subtracting 2715 from 3234 leaves us with 519.
Fetch the next digit (7) from the dividend, attach it to 519 and continue: 5197 / 543

Moving on to step 5:
543 can be fit into 5197 9 times, resulting in a remainder of 310.
Put 9 as the next digit of the answer. 
Result so far: 159.0
If we subtract 4887 from 5197, we get 310.
Bring next digit (4) of the dividend behind the 310 and repeat the process: 3104 / 543

Let's proceed to step 6:
543 can be fit into 3104 5 times, resulting in a remainder of 389.
Record the quotient 5 as the next digit in the result. 
Result so far: 1595.0
Subtract 2715 from 3104 to get 389.
Append the next digit (9) from the dividend to 389 and continue with: 3899 / 543

On to step 7:
3899 divided by 543 is 7 with a remainder of 98.
Write down 7 as next digit of the result. 
Result so far: 15957.0
If we take 3801 away from 3899, we end up with 98.
Fetch the next digit (0) from the dividend, attach it to 98 and continue: 980 / 543

Moving on to step 8:
When dividing 980 by 543, we get 1 with a remainder of 437.
Record the quotient 1 as the next digit in the result. 
Result so far: 159571.0
If we subtract 543 from 980, we get 437.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4370, and continue the process.

Advancing to step 9:
If we divide 4370 by 543, we get 8 and a remainder of 26.
Put 8 as the next digit of the answer. 
Result so far: 159571.8
Subtracting 4344 from 4370 leaves us with 26.
Since there are no more digits in the dividend, we add a zero to the remainder making it 260, and continue the process.

On to step 10:
543 can be fit into 260 0 times, resulting in a remainder of 260.
Put 0 as the next digit of the answer. 
Result so far: 159571.8
If we take 0 away from 260, we end up with 260.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2600, and continue the process.

Let's proceed to step 11:
2600 divided by 543 is 4 with a remainder of 428.
Use 4 as the next digit of our solution. 
Result so far: 159571.804
If we subtract 2172 from 2600, we get 428.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4280, and continue the process.

On to step 12:
The number 543 fits into 4280 7 times, leaving a remainder of 479.
Record the quotient 7 as the next digit in the result. 
Result so far: 159571.8047
Subtract 3801 from 4280 to get 479.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4790, and continue the process.

Going ahead to step 13:
543 can be fit into 4790 8 times, resulting in a remainder of 446.
Put 8 as the next digit of the answer. 
Result so far: 159571.80478
If we subtract 4344 from 4790, we get 446.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4460, and continue the process.

Advancing to step 14:
The number 543 fits into 4460 8 times, leaving a remainder of 116.
Record the quotient 8 as the next digit in the result. 
Result so far: 159571.804788
Deduct 4344 from 4460 and we're left with 116.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1160, and continue the process.

In conclusion, the division gives 159571.804788 with a balance of 1.16e-05.