53466358 ÷ 543 
Our goal is to divide 53466358 by 543.

Moving on to step 1:
If we divide 5 by 543, we get 0 and a remainder of 5.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtracting 0 from 5 leaves us with 5.
Fetch the next digit (3) from the dividend, attach it to 5 and continue: 53 / 543

Going ahead to step 2:
543 goes into 53 0 times with a remainder of 53.
The next digit of our result is 0. 
Result so far: 0.0
Subtracting 0 from 53 leaves us with 53.
Grab the next digit (4) from the dividend, add it to 53, then carry on: 534 / 543

On to step 3:
543 can be fit into 534 0 times, resulting in a remainder of 534.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 534 after subtracting 0 from 534.
Bring next digit (6) of the dividend behind the 534 and repeat the process: 5346 / 543

Moving on to step 4:
If we divide 5346 by 543, we get 9 and a remainder of 459.
The number 9 becomes the next digit in our result. 
Result so far: 9.0
Subtract 4887 from 5346 to get 459.
Grab the next digit (6) from the dividend, add it to 459, then carry on: 4596 / 543

Let's proceed to step 5:
If we divide 4596 by 543, we get 8 and a remainder of 252.
The number 8 becomes the next digit in our result. 
Result so far: 98.0
The remainder is 252 after subtracting 4344 from 4596.
Append the next digit (3) from the dividend to 252 and continue with: 2523 / 543

Let's proceed to step 6:
When dividing 2523 by 543, we get 4 with a remainder of 351.
The number 4 becomes the next digit in our result. 
Result so far: 984.0
Subtracting 2172 from 2523 leaves us with 351.
Include the next digit (5) from the dividend after 351, then repeat: 3515 / 543

Advancing to step 7:
543 can be fit into 3515 6 times, resulting in a remainder of 257.
The next digit of our result is 6. 
Result so far: 9846.0
Deduct 3258 from 3515 and we're left with 257.
Bring next digit (8) of the dividend behind the 257 and repeat the process: 2578 / 543

Advancing to step 8:
If we divide 2578 by 543, we get 4 and a remainder of 406.
Write down 4 as next digit of the result. 
Result so far: 98464.0
Deduct 2172 from 2578 and we're left with 406.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4060, and continue the process.

Advancing to step 9:
4060 divided by 543 is 7 with a remainder of 259.
Use 7 as the next digit of our solution. 
Result so far: 98464.7
The remainder is 259 after subtracting 3801 from 4060.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2590, and continue the process.

On to step 10:
If we divide 2590 by 543, we get 4 and a remainder of 418.
Put 4 as the next digit of the answer. 
Result so far: 98464.74
Deduct 2172 from 2590 and we're left with 418.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4180, and continue the process.

Advancing to step 11:
4180 divided by 543 is 7 with a remainder of 379.
Use 7 as the next digit of our solution. 
Result so far: 98464.747
Subtract 3801 from 4180 to get 379.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3790, and continue the process.

Advancing to step 12:
The number 543 fits into 3790 6 times, leaving a remainder of 532.
The number 6 becomes the next digit in our result. 
Result so far: 98464.7476
If we take 3258 away from 3790, we end up with 532.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5320, and continue the process.

Moving on to step 13:
5320 divided by 543 is 9 with a remainder of 433.
The next digit of our result is 9. 
Result so far: 98464.74769
Deduct 4887 from 5320 and we're left with 433.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4330, and continue the process.

Going ahead to step 14:
When dividing 4330 by 543, we get 7 with a remainder of 529.
Put 7 as the next digit of the answer. 
Result so far: 98464.747697
If we take 3801 away from 4330, we end up with 529.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5290, and continue the process.

Advancing to step 15:
The number 543 fits into 5290 9 times, leaving a remainder of 403.
The number 9 becomes the next digit in our result. 
Result so far: 98464.7476979
If we subtract 4887 from 5290, we get 403.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4030, and continue the process.

Going ahead to step 16:
4030 divided by 543 is 7 with a remainder of 229.
Put 7 as the next digit of the answer. 
Result so far: 98464.74769797
The remainder is 229 after subtracting 3801 from 4030.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2290, and continue the process.

The final outcome is 98464.74769797, with a leftover of 2.29e-07.