863219 ÷ 19 
We're looking to find how many times 19 goes into 863219.

Advancing to step 1:
The number 19 fits into 8 0 times, leaving a remainder of 8.
Put 0 as the next digit of the answer. 
Result so far: 0.0
The remainder is 8 after subtracting 0 from 8.
Include the next digit (6) from the dividend after 8, then repeat: 86 / 19

Step 2:
The number 19 fits into 86 4 times, leaving a remainder of 10.
Write down 4 as next digit of the result. 
Result so far: 4.0
If we take 76 away from 86, we end up with 10.
Grab the next digit (3) from the dividend, add it to 10, then carry on: 103 / 19

Going ahead to step 3:
19 can be fit into 103 5 times, resulting in a remainder of 8.
The number 5 becomes the next digit in our result. 
Result so far: 45.0
Deduct 95 from 103 and we're left with 8.
Take the next digit (2) from the dividend and append it to 8, then repeat: 82 / 19

Going ahead to step 4:
82 divided by 19 is 4 with a remainder of 6.
Put 4 as the next digit of the answer. 
Result so far: 454.0
The remainder is 6 after subtracting 76 from 82.
Grab the next digit (1) from the dividend, add it to 6, then carry on: 61 / 19

Step 5:
The number 19 fits into 61 3 times, leaving a remainder of 4.
Record the quotient 3 as the next digit in the result. 
Result so far: 4543.0
Subtracting 57 from 61 leaves us with 4.
Fetch the next digit (9) from the dividend, attach it to 4 and continue: 49 / 19

Advancing to step 6:
19 can be fit into 49 2 times, resulting in a remainder of 11.
Write down 2 as next digit of the result. 
Result so far: 45432.0
If we subtract 38 from 49, we get 11.
Since there are no more digits in the dividend, we add a zero to the remainder making it 110, and continue the process.

Moving on to step 7:
19 goes into 110 5 times with a remainder of 15.
The number 5 becomes the next digit in our result. 
Result so far: 45432.5
The remainder is 15 after subtracting 95 from 110.
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 8:
19 can be fit into 150 7 times, resulting in a remainder of 17.
Write down 7 as next digit of the result. 
Result so far: 45432.57
If we subtract 133 from 150, we get 17.
Since there are no more digits in the dividend, we add a zero to the remainder making it 170, and continue the process.

Moving on to step 9:
The number 19 fits into 170 8 times, leaving a remainder of 18.
The number 8 becomes the next digit in our result. 
Result so far: 45432.578
Subtracting 152 from 170 leaves us with 18.
Since there are no more digits in the dividend, we add a zero to the remainder making it 180, and continue the process.

Moving on to step 10:
The number 19 fits into 180 9 times, leaving a remainder of 9.
Put 9 as the next digit of the answer. 
Result so far: 45432.5789
If we subtract 171 from 180, we get 9.
Since there are no more digits in the dividend, we add a zero to the remainder making it 90, and continue the process.

Going ahead to step 11:
19 can be fit into 90 4 times, resulting in a remainder of 14.
Write down 4 as next digit of the result. 
Result so far: 45432.57894
Subtracting 76 from 90 leaves us with 14.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

Moving on to step 12:
19 can be fit into 140 7 times, resulting in a remainder of 7.
The number 7 becomes the next digit in our result. 
Result so far: 45432.578947
The remainder is 7 after subtracting 133 from 140.
Since there are no more digits in the dividend, we add a zero to the remainder making it 70, and continue the process.

Step 13:
19 goes into 70 3 times with a remainder of 13.
Write down 3 as next digit of the result. 
Result so far: 45432.5789473
Subtract 57 from 70 to get 13.
Since there are no more digits in the dividend, we add a zero to the remainder making it 130, and continue the process.

Going ahead to step 14:
19 can be fit into 130 6 times, resulting in a remainder of 16.
The next digit of our result is 6. 
Result so far: 45432.57894736
Deduct 114 from 130 and we're left with 16.
Since there are no more digits in the dividend, we add a zero to the remainder making it 160, and continue the process.

The final result is 45432.57894736 with a remainder of 1.6e-08.