Alright, let's work through 9723 times 158 step by step
9723 × 158 = 158 × (9723)
+ 158 × 3 which equals 474
+ 158 × 20 that results in 3160
+ 158 × 700 what gives us 110600
+ 158 × 9000 that results in 1422000

= 1536234
