Alright, let's work through 3839 times 7517 step by step
3839 × 7517 = 7517 × (3839)
+ 7517 × 9 what gives us 67653
+ 7517 × 30 which equals 225510
+ 7517 × 800 that equals 6013600
+ 7517 × 3000 producing 22551000

= 28857763
