4186557 divided by 865 
We want to figure out the number of times 4186557 can be divided by 865.

Moving on to step 1:
865 can be fit into 4 0 times, resulting in a remainder of 4.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 4 and we're left with 4.
Fetch the next digit (1) from the dividend, attach it to 4 and continue: 41 / 865

On to step 2:
When dividing 41 by 865, we get 0 with a remainder of 41.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 41 leaves us with 41.
Include the next digit (8) from the dividend after 41, then repeat: 418 / 865

Let's proceed to step 3:
When dividing 418 by 865, we get 0 with a remainder of 418.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 418 and we're left with 418.
Take the next digit (6) from the dividend and append it to 418, then repeat: 4186 / 865

Step 4:
865 goes into 4186 4 times with a remainder of 726.
Record the quotient 4 as the next digit in the result. 
Result so far: 4.0
Subtract 3460 from 4186 to get 726.
Bring next digit (5) of the dividend behind the 726 and repeat the process: 7265 / 865

Going ahead to step 5:
865 can be fit into 7265 8 times, resulting in a remainder of 345.
The next digit of our result is 8. 
Result so far: 48.0
The remainder is 345 after subtracting 6920 from 7265.
Bring next digit (5) of the dividend behind the 345 and repeat the process: 3455 / 865

Advancing to step 6:
3455 divided by 865 is 3 with a remainder of 860.
The next digit of our result is 3. 
Result so far: 483.0
The remainder is 860 after subtracting 2595 from 3455.
Take the next digit (7) from the dividend and append it to 860, then repeat: 8607 / 865

Going ahead to step 7:
The number 865 fits into 8607 9 times, leaving a remainder of 822.
Write down 9 as next digit of the result. 
Result so far: 4839.0
If we subtract 7785 from 8607, we get 822.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8220, and continue the process.

Let's proceed to step 8:
The number 865 fits into 8220 9 times, leaving a remainder of 435.
Record the quotient 9 as the next digit in the result. 
Result so far: 4839.9
If we subtract 7785 from 8220, we get 435.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4350, and continue the process.

Moving on to step 9:
4350 divided by 865 is 5 with a remainder of 25.
The number 5 becomes the next digit in our result. 
Result so far: 4839.95
If we subtract 4325 from 4350, we get 25.
Since there are no more digits in the dividend, we add a zero to the remainder making it 250, and continue the process.

On to step 10:
If we divide 250 by 865, we get 0 and a remainder of 250.
The next digit of our result is 0. 
Result so far: 4839.95
If we take 0 away from 250, we end up with 250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2500, and continue the process.

Let's proceed to step 11:
If we divide 2500 by 865, we get 2 and a remainder of 770.
Put 2 as the next digit of the answer. 
Result so far: 4839.9502
Subtract 1730 from 2500 to get 770.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7700, and continue the process.

Advancing to step 12:
865 can be fit into 7700 8 times, resulting in a remainder of 780.
Record the quotient 8 as the next digit in the result. 
Result so far: 4839.95028
Deduct 6920 from 7700 and we're left with 780.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7800, and continue the process.

Advancing to step 13:
865 goes into 7800 9 times with a remainder of 15.
Record the quotient 9 as the next digit in the result. 
Result so far: 4839.950289
Subtracting 7785 from 7800 leaves us with 15.
Since there are no more digits in the dividend, we add a zero to the remainder making it 150, and continue the process.

Let's proceed to step 14:
865 can be fit into 150 0 times, resulting in a remainder of 150.
Use 0 as the next digit of our solution. 
Result so far: 4839.950289
Deduct 0 from 150 and we're left with 150.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1500, and continue the process.

Advancing to step 15:
When dividing 1500 by 865, we get 1 with a remainder of 635.
The number 1 becomes the next digit in our result. 
Result so far: 4839.95028901
Subtract 865 from 1500 to get 635.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6350, and continue the process.

After the division, we end up with 4839.95028901 and a remainder of 6.35e-07.