Alright, let's work through 4828 times 4798 step by step
4828 × 4798 = 4798 × (4828)
+ 4798 × 8 that equals 38384
+ 4798 × 20 what gives us 95960
+ 4798 × 800 what gives us 3838400
+ 4798 × 4000 producing 19192000

= 23164744
