Alright, let's work through 3834 times 3215 step by step
3834 × 3215 = 3215 × (3834)
+ 3215 × 4 that is equal 12860
+ 3215 × 30 yielding 96450
+ 3215 × 800 what gives us 2572000
+ 3215 × 3000 what gives us 9645000

= 12326310
