Alright, let's work through 9725 times 2639 step by step
9725 × 2639 = 2639 × (9725)
+ 2639 × 5 giving us 13195
+ 2639 × 20 producing 52780
+ 2639 × 700 that results in 1847300
+ 2639 × 9000 yielding 23751000

= 25664275
