Alright, let's work through 1725 times 2158 step by step
1725 × 2158 = 2158 × (1725)
+ 2158 × 5 which equals 10790
+ 2158 × 20 resulting in 43160
+ 2158 × 700 resulting in 1510600
+ 2158 × 1000 that is equal 2158000

= 3722550
