Alright, let's work through 3855 times 6958 step by step
3855 × 6958 = 6958 × (3855)
+ 6958 × 5 that is equal 34790
+ 6958 × 50 giving us 347900
+ 6958 × 800 producing 5566400
+ 6958 × 3000 resulting in 20874000

= 26823090
