Alright, let's work through 4351 times 6378 step by step
4351 × 6378 = 6378 × (4351)
+ 6378 × 1 yielding 6378
+ 6378 × 50 yielding 318900
+ 6378 × 300 resulting in 1913400
+ 6378 × 4000 resulting in 25512000

= 27750678
