Alright, let's work through 2173 times 4539 step by step
2173 × 4539 = 4539 × (2173)
+ 4539 × 3 what gives us 13617
+ 4539 × 70 producing 317730
+ 4539 × 100 giving us 453900
+ 4539 × 2000 resulting in 9078000

= 9863247
