63172 ÷ 8 = 7896 R4
We're going to perform division on 63172 with 8 as the divisor.

Step 1:
8 goes into 6 0 times with a remainder of 6.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 6 to get 6.
Bring next digit (3) of the dividend behind the 6 and repeat the process: 63 / 8

Step 2:
8 goes into 63 7 times with a remainder of 7.
Write down 7 as next digit of of the result. 
Result so far: 7
Subtract 56 from 63 to get 7.
Bring next digit (1) of the dividend behind the 7 and repeat the process: 71 / 8

Step 3:
8 goes into 71 8 times with a remainder of 7.
Write down 8 as next digit of of the result. 
Result so far: 78
Subtract 64 from 71 to get 7.
Bring next digit (7) of the dividend behind the 7 and repeat the process: 77 / 8

Step 4:
8 goes into 77 9 times with a remainder of 5.
Write down 9 as next digit of of the result. 
Result so far: 789
Subtract 72 from 77 to get 5.
Bring next digit (2) of the dividend behind the 5 and repeat the process: 52 / 8

Step 5:
8 goes into 52 6 times with a remainder of 4.
Write down 6 as next digit of of the result. 
Result so far: 7896
Subtract 48 from 52 to get 4.

The final result is 7896 with a remainder of 4.