19259993 divided by 390 
Our goal is to divide 19259993 by 390.

On to step 1:
If we divide 1 by 390, we get 0 and a remainder of 1.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 1, we end up with 1.
Append the next digit (9) from the dividend to 1 and continue with: 19 / 390

On to step 2:
390 goes into 19 0 times with a remainder of 19.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 19 after subtracting 0 from 19.
Include the next digit (2) from the dividend after 19, then repeat: 192 / 390

Moving on to step 3:
390 can be fit into 192 0 times, resulting in a remainder of 192.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 192 and we're left with 192.
Bring next digit (5) of the dividend behind the 192 and repeat the process: 1925 / 390

Going ahead to step 4:
390 can be fit into 1925 4 times, resulting in a remainder of 365.
The next digit of our result is 4. 
Result so far: 4.0
Subtracting 1560 from 1925 leaves us with 365.
Grab the next digit (9) from the dividend, add it to 365, then carry on: 3659 / 390

Moving on to step 5:
390 goes into 3659 9 times with a remainder of 149.
Use 9 as the next digit of our solution. 
Result so far: 49.0
If we subtract 3510 from 3659, we get 149.
Grab the next digit (9) from the dividend, add it to 149, then carry on: 1499 / 390

Going ahead to step 6:
390 goes into 1499 3 times with a remainder of 329.
Use 3 as the next digit of our solution. 
Result so far: 493.0
If we take 1170 away from 1499, we end up with 329.
Take the next digit (9) from the dividend and append it to 329, then repeat: 3299 / 390

On to step 7:
When dividing 3299 by 390, we get 8 with a remainder of 179.
The next digit of our result is 8. 
Result so far: 4938.0
The remainder is 179 after subtracting 3120 from 3299.
Append the next digit (3) from the dividend to 179 and continue with: 1793 / 390

Step 8:
390 goes into 1793 4 times with a remainder of 233.
Record the quotient 4 as the next digit in the result. 
Result so far: 49384.0
If we take 1560 away from 1793, we end up with 233.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2330, and continue the process.

Let's proceed to step 9:
The number 390 fits into 2330 5 times, leaving a remainder of 380.
The number 5 becomes the next digit in our result. 
Result so far: 49384.5
If we take 1950 away from 2330, we end up with 380.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3800, and continue the process.

On to step 10:
When dividing 3800 by 390, we get 9 with a remainder of 290.
The next digit of our result is 9. 
Result so far: 49384.59
If we take 3510 away from 3800, we end up with 290.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2900, and continue the process.

Step 11:
390 can be fit into 2900 7 times, resulting in a remainder of 170.
The next digit of our result is 7. 
Result so far: 49384.597
The remainder is 170 after subtracting 2730 from 2900.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1700, and continue the process.

Moving on to step 12:
1700 divided by 390 is 4 with a remainder of 140.
The next digit of our result is 4. 
Result so far: 49384.5974
Subtracting 1560 from 1700 leaves us with 140.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1400, and continue the process.

Let's proceed to step 13:
When dividing 1400 by 390, we get 3 with a remainder of 230.
The number 3 becomes the next digit in our result. 
Result so far: 49384.59743
Deduct 1170 from 1400 and we're left with 230.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2300, and continue the process.

Advancing to step 14:
When dividing 2300 by 390, we get 5 with a remainder of 350.
Write down 5 as next digit of the result. 
Result so far: 49384.597435
If we take 1950 away from 2300, we end up with 350.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3500, and continue the process.

On to step 15:
If we divide 3500 by 390, we get 8 and a remainder of 380.
Use 8 as the next digit of our solution. 
Result so far: 49384.5974358
Subtracting 3120 from 3500 leaves us with 380.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3800, and continue the process.

Moving on to step 16:
When dividing 3800 by 390, we get 9 with a remainder of 290.
Use 9 as the next digit of our solution. 
Result so far: 49384.59743589
The remainder is 290 after subtracting 3510 from 3800.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2900, and continue the process.

The final result is 49384.59743589 with a remainder of 2.9e-07.