Alright, let's work through 5840 times 9123 step by step
5840 × 9123 = 9123 × (5840)
+ 9123 × 0 which equals 0
+ 9123 × 40 producing 364920
+ 9123 × 800 that results in 7298400
+ 9123 × 5000 producing 45615000

= 53278320
