911258 ÷ 58 
We want to figure out the number of times 911258 can be divided by 58.

Going ahead to step 1:
The number 58 fits into 9 0 times, leaving a remainder of 9.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 9, we end up with 9.
Take the next digit (1) from the dividend and append it to 9, then repeat: 91 / 58

Advancing to step 2:
58 can be fit into 91 1 times, resulting in a remainder of 33.
Use 1 as the next digit of our solution. 
Result so far: 1.0
If we take 58 away from 91, we end up with 33.
Include the next digit (1) from the dividend after 33, then repeat: 331 / 58

Moving on to step 3:
The number 58 fits into 331 5 times, leaving a remainder of 41.
Put 5 as the next digit of the answer. 
Result so far: 15.0
Subtract 290 from 331 to get 41.
Fetch the next digit (2) from the dividend, attach it to 41 and continue: 412 / 58

Step 4:
58 goes into 412 7 times with a remainder of 6.
Write down 7 as next digit of the result. 
Result so far: 157.0
Subtracting 406 from 412 leaves us with 6.
Grab the next digit (5) from the dividend, add it to 6, then carry on: 65 / 58

Let's proceed to step 5:
58 goes into 65 1 times with a remainder of 7.
Use 1 as the next digit of our solution. 
Result so far: 1571.0
The remainder is 7 after subtracting 58 from 65.
Bring next digit (8) of the dividend behind the 7 and repeat the process: 78 / 58

Advancing to step 6:
58 goes into 78 1 times with a remainder of 20.
Use 1 as the next digit of our solution. 
Result so far: 15711.0
Subtracting 58 from 78 leaves us with 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

On to step 7:
200 divided by 58 is 3 with a remainder of 26.
Record the quotient 3 as the next digit in the result. 
Result so far: 15711.3
If we take 174 away from 200, we end up 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 8:
260 divided by 58 is 4 with a remainder of 28.
The number 4 becomes the next digit in our result. 
Result so far: 15711.34
Deduct 232 from 260 and we're left with 28.
Since there are no more digits in the dividend, we add a zero to the remainder making it 280, and continue the process.

Advancing to step 9:
If we divide 280 by 58, we get 4 and a remainder of 48.
The next digit of our result is 4. 
Result so far: 15711.344
If we take 232 away from 280, we end up with 48.
Since there are no more digits in the dividend, we add a zero to the remainder making it 480, and continue the process.

The final outcome is 15711.344, with a leftover of 0.0048.