91872 ÷ 5 = 18374 R2
We're going to perform division on 91872 with 5 as the divisor.

Step 1:
5 goes into 9 1 times with a remainder of 4.
Write down 1 as next digit of of the result. 
Result so far: 1
Subtract 5 from 9 to get 4.
Bring next digit (1) of the dividend behind the 4 and repeat the process: 41 / 5

Step 2:
5 goes into 41 8 times with a remainder of 1.
Write down 8 as next digit of of the result. 
Result so far: 18
Subtract 40 from 41 to get 1.
Bring next digit (8) of the dividend behind the 1 and repeat the process: 18 / 5

Step 3:
5 goes into 18 3 times with a remainder of 3.
Write down 3 as next digit of of the result. 
Result so far: 183
Subtract 15 from 18 to get 3.
Bring next digit (7) of the dividend behind the 3 and repeat the process: 37 / 5

Step 4:
5 goes into 37 7 times with a remainder of 2.
Write down 7 as next digit of of the result. 
Result so far: 1837
Subtract 35 from 37 to get 2.
Bring next digit (2) of the dividend behind the 2 and repeat the process: 22 / 5

Step 5:
5 goes into 22 4 times with a remainder of 2.
Write down 4 as next digit of of the result. 
Result so far: 18374
Subtract 20 from 22 to get 2.

The final result is 18374 with a remainder of 2.