Alright, let's work through 3768 times 687 step by step
3768 × 687 = 687 × (3768)
+ 687 × 8 giving us 5496
+ 687 × 60 what gives us 41220
+ 687 × 700 resulting in 480900
+ 687 × 3000 yielding 2061000

= 2588616
