We're dividing 3581138 by 287 
Let's see how many times 287 fits into 3581138.

Advancing to step 1:
287 can be fit into 3 0 times, resulting in a remainder of 3.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 3 to get 3.
Fetch the next digit (5) from the dividend, attach it to 3 and continue: 35 / 287

On to step 2:
287 can be fit into 35 0 times, resulting in a remainder of 35.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 35 leaves us with 35.
Take the next digit (8) from the dividend and append it to 35, then repeat: 358 / 287

On to step 3:
287 can be fit into 358 1 times, resulting in a remainder of 71.
Put 1 as the next digit of the answer. 
Result so far: 1.0
Deduct 287 from 358 and we're left with 71.
Append the next digit (1) from the dividend to 71 and continue with: 711 / 287

On to step 4:
The number 287 fits into 711 2 times, leaving a remainder of 137.
The next digit of our result is 2. 
Result so far: 12.0
If we subtract 574 from 711, we get 137.
Fetch the next digit (1) from the dividend, attach it to 137 and continue: 1371 / 287

Let's proceed to step 5:
The number 287 fits into 1371 4 times, leaving a remainder of 223.
The next digit of our result is 4. 
Result so far: 124.0
Deduct 1148 from 1371 and we're left with 223.
Bring next digit (3) of the dividend behind the 223 and repeat the process: 2233 / 287

Step 6:
If we divide 2233 by 287, we get 7 and a remainder of 224.
The next digit of our result is 7. 
Result so far: 1247.0
Subtracting 2009 from 2233 leaves us with 224.
Bring next digit (8) of the dividend behind the 224 and repeat the process: 2248 / 287

Going ahead to step 7:
The number 287 fits into 2248 7 times, leaving a remainder of 239.
Record the quotient 7 as the next digit in the result. 
Result so far: 12477.0
If we take 2009 away from 2248, we end up with 239.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2390, and continue the process.

Let's proceed to step 8:
The number 287 fits into 2390 8 times, leaving a remainder of 94.
Use 8 as the next digit of our solution. 
Result so far: 12477.8
Subtracting 2296 from 2390 leaves us with 94.
Since there are no more digits in the dividend, we add a zero to the remainder making it 940, and continue the process.

Let's proceed to step 9:
287 goes into 940 3 times with a remainder of 79.
Put 3 as the next digit of the answer. 
Result so far: 12477.83
If we subtract 861 from 940, we get 79.
Since there are no more digits in the dividend, we add a zero to the remainder making it 790, and continue the process.

On to step 10:
790 divided by 287 is 2 with a remainder of 216.
Put 2 as the next digit of the answer. 
Result so far: 12477.832
The remainder is 216 after subtracting 574 from 790.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2160, and continue the process.

Moving on to step 11:
If we divide 2160 by 287, we get 7 and a remainder of 151.
The number 7 becomes the next digit in our result. 
Result so far: 12477.8327
The remainder is 151 after subtracting 2009 from 2160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1510, and continue the process.

Going ahead to step 12:
287 can be fit into 1510 5 times, resulting in a remainder of 75.
The next digit of our result is 5. 
Result so far: 12477.83275
If we take 1435 away from 1510, we end up with 75.
Since there are no more digits in the dividend, we add a zero to the remainder making it 750, and continue the process.

Going ahead to step 13:
The number 287 fits into 750 2 times, leaving a remainder of 176.
The next digit of our result is 2. 
Result so far: 12477.832752
The remainder is 176 after subtracting 574 from 750.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1760, and continue the process.

Advancing to step 14:
If we divide 1760 by 287, we get 6 and a remainder of 38.
Put 6 as the next digit of the answer. 
Result so far: 12477.8327526
If we subtract 1722 from 1760, we get 38.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

Advancing to step 15:
380 divided by 287 is 1 with a remainder of 93.
Record the quotient 1 as the next digit in the result. 
Result so far: 12477.83275261
If we take 287 away from 380, we end up with 93.
Since there are no more digits in the dividend, we add a zero to the remainder making it 930, and continue the process.

In conclusion, the division gives 12477.83275261 with a balance of 9.3e-08.