We're dividing 78210624 by 619 
Let's see how many times 619 fits into 78210624.

On to step 1:
619 can be fit into 7 0 times, resulting in a remainder of 7.
The next digit of our result is 0. 
Result so far: 0.0
If we subtract 0 from 7, we get 7.
Append the next digit (8) from the dividend to 7 and continue with: 78 / 619

Advancing to step 2:
The number 619 fits into 78 0 times, leaving a remainder of 78.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we subtract 0 from 78, we get 78.
Take the next digit (2) from the dividend and append it to 78, then repeat: 782 / 619

Let's proceed to step 3:
When dividing 782 by 619, we get 1 with a remainder of 163.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
Subtracting 619 from 782 leaves us with 163.
Take the next digit (1) from the dividend and append it to 163, then repeat: 1631 / 619

Advancing to step 4:
619 goes into 1631 2 times with a remainder of 393.
The number 2 becomes the next digit in our result. 
Result so far: 12.0
Deduct 1238 from 1631 and we're left with 393.
Bring next digit (0) of the dividend behind the 393 and repeat the process: 3930 / 619

Step 5:
619 goes into 3930 6 times with a remainder of 216.
Put 6 as the next digit of the answer. 
Result so far: 126.0
Deduct 3714 from 3930 and we're left with 216.
Bring next digit (6) of the dividend behind the 216 and repeat the process: 2166 / 619

Moving on to step 6:
When dividing 2166 by 619, we get 3 with a remainder of 309.
The number 3 becomes the next digit in our result. 
Result so far: 1263.0
Deduct 1857 from 2166 and we're left with 309.
Bring next digit (2) of the dividend behind the 309 and repeat the process: 3092 / 619

Step 7:
3092 divided by 619 is 4 with a remainder of 616.
The next digit of our result is 4. 
Result so far: 12634.0
Deduct 2476 from 3092 and we're left with 616.
Fetch the next digit (4) from the dividend, attach it to 616 and continue: 6164 / 619

Advancing to step 8:
619 can be fit into 6164 9 times, resulting in a remainder of 593.
Write down 9 as next digit of the result. 
Result so far: 126349.0
Subtracting 5571 from 6164 leaves us with 593.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5930, and continue the process.

On to step 9:
619 can be fit into 5930 9 times, resulting in a remainder of 359.
The next digit of our result is 9. 
Result so far: 126349.9
If we take 5571 away from 5930, we end up with 359.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3590, and continue the process.

Step 10:
619 goes into 3590 5 times with a remainder of 495.
The next digit of our result is 5. 
Result so far: 126349.95
Subtract 3095 from 3590 to get 495.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4950, and continue the process.

Going ahead to step 11:
The number 619 fits into 4950 7 times, leaving a remainder of 617.
Record the quotient 7 as the next digit in the result. 
Result so far: 126349.957
Subtracting 4333 from 4950 leaves us with 617.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6170, and continue the process.

Moving on to step 12:
619 can be fit into 6170 9 times, resulting in a remainder of 599.
The next digit of our result is 9. 
Result so far: 126349.9579
Deduct 5571 from 6170 and we're left with 599.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5990, and continue the process.

Step 13:
The number 619 fits into 5990 9 times, leaving a remainder of 419.
The next digit of our result is 9. 
Result so far: 126349.95799
The remainder is 419 after subtracting 5571 from 5990.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4190, and continue the process.

After the division, we end up with 126349.95799 and a remainder of 0.000419.