We look at the division of 779781 by 90 
We're looking to find how many times 90 goes into 779781.

Advancing to step 1:
90 goes into 7 0 times with a remainder of 7.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 7, we end up with 7.
Include the next digit (7) from the dividend after 7, then repeat: 77 / 90

Going ahead to step 2:
When dividing 77 by 90, we get 0 with a remainder of 77.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtract 0 from 77 to get 77.
Bring next digit (9) of the dividend behind the 77 and repeat the process: 779 / 90

Advancing to step 3:
779 divided by 90 is 8 with a remainder of 59.
Put 8 as the next digit of the answer. 
Result so far: 8.0
If we take 720 away from 779, we end up with 59.
Grab the next digit (7) from the dividend, add it to 59, then carry on: 597 / 90

Going ahead to step 4:
If we divide 597 by 90, we get 6 and a remainder of 57.
The number 6 becomes the next digit in our result. 
Result so far: 86.0
The remainder is 57 after subtracting 540 from 597.
Append the next digit (8) from the dividend to 57 and continue with: 578 / 90

Moving on to step 5:
The number 90 fits into 578 6 times, leaving a remainder of 38.
Write down 6 as next digit of the result. 
Result so far: 866.0
Deduct 540 from 578 and we're left with 38.
Append the next digit (1) from the dividend to 38 and continue with: 381 / 90

Going ahead to step 6:
381 divided by 90 is 4 with a remainder of 21.
Put 4 as the next digit of the answer. 
Result so far: 8664.0
Subtracting 360 from 381 leaves us with 21.
Since there are no more digits in the dividend, we add a zero to the remainder making it 210, and continue the process.

Advancing to step 7:
90 goes into 210 2 times with a remainder of 30.
Put 2 as the next digit of the answer. 
Result so far: 8664.2
Deduct 180 from 210 and we're left with 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

Let's proceed to step 8:
When dividing 300 by 90, we get 3 with a remainder of 30.
Write down 3 as next digit of the result. 
Result so far: 8664.23
Subtract 270 from 300 to get 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

Going ahead to step 9:
The number 90 fits into 300 3 times, leaving a remainder of 30.
The number 3 becomes the next digit in our result. 
Result so far: 8664.233
The remainder is 30 after subtracting 270 from 300.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

After the division, we end up with 8664.233 and a remainder of 0.003.