Alright, let's work through 6431 times 4473 step by step
6431 × 4473 = 4473 × (6431)
+ 4473 × 1 that equals 4473
+ 4473 × 30 resulting in 134190
+ 4473 × 400 yielding 1789200
+ 4473 × 6000 resulting in 26838000

= 28765863
