Alright, let's work through 4371 times 5109 step by step
4371 × 5109 = 5109 × (4371)
+ 5109 × 1 that equals 5109
+ 5109 × 70 producing 357630
+ 5109 × 300 what gives us 1532700
+ 5109 × 4000 yielding 20436000

= 22331439
