Alright, let's work through 3502 times 4539 step by step
3502 × 4539 = 4539 × (3502)
+ 4539 × 2 producing 9078
+ 4539 × 00 that equals 0
+ 4539 × 500 that results in 2269500
+ 4539 × 3000 producing 13617000

= 15895578
