Alright, let's work through 6991 times 387 step by step
6991 × 387 = 387 × (6991)
+ 387 × 1 which equals 387
+ 387 × 90 resulting in 34830
+ 387 × 900 which equals 348300
+ 387 × 6000 what gives us 2322000

= 2705517
