Alright, let's work through 5239 times 8663 step by step
5239 × 8663 = 8663 × (5239)
+ 8663 × 9 that results in 77967
+ 8663 × 30 producing 259890
+ 8663 × 200 giving us 1732600
+ 8663 × 5000 that equals 43315000

= 45385457
