Alright, let's work through 6478 times 4224 step by step
6478 × 4224 = 4224 × (6478)
+ 4224 × 8 resulting in 33792
+ 4224 × 70 producing 295680
+ 4224 × 400 what gives us 1689600
+ 4224 × 6000 yielding 25344000

= 27363072
