Alright, let's work through 4691 times 6438 step by step
4691 × 6438 = 6438 × (4691)
+ 6438 × 1 giving us 6438
+ 6438 × 90 which equals 579420
+ 6438 × 600 that is equal 3862800
+ 6438 × 4000 producing 25752000

= 30200658
