4858 ÷ 9 = 539 R7
Alright, let's work through the division of 4858 by 9 step by step.

Step 1:
9 goes into 4 0 times with a remainder of 4.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 4 to get 4.
Bring next digit (8) of the dividend behind the 4 and repeat the process: 48 / 9

Step 2:
9 goes into 48 5 times with a remainder of 3.
Write down 5 as next digit of of the result. 
Result so far: 5
Subtract 45 from 48 to get 3.
Bring next digit (5) of the dividend behind the 3 and repeat the process: 35 / 9

Step 3:
9 goes into 35 3 times with a remainder of 8.
Write down 3 as next digit of of the result. 
Result so far: 53
Subtract 27 from 35 to get 8.
Bring next digit (8) of the dividend behind the 8 and repeat the process: 88 / 9

Step 4:
9 goes into 88 9 times with a remainder of 7.
Write down 9 as next digit of of the result. 
Result so far: 539
Subtract 81 from 88 to get 7.

The final result is 539 with a remainder of 7.