Alright, let's work through 3835 times 1220 step by step
3835 × 1220 = 1220 × (3835)
+ 1220 × 5 that equals 6100
+ 1220 × 30 which equals 36600
+ 1220 × 800 what gives us 976000
+ 1220 × 3000 resulting in 3660000

= 4678700
