Alright, let's work through 3860 times 6815 step by step
3860 × 6815 = 6815 × (3860)
+ 6815 × 0 resulting in 0
+ 6815 × 60 yielding 408900
+ 6815 × 800 producing 5452000
+ 6815 × 3000 yielding 20445000

= 26305900
