Alright, let's work through 1858 times 5342 step by step
1858 × 5342 = 5342 × (1858)
+ 5342 × 8 that results in 42736
+ 5342 × 50 that is equal 267100
+ 5342 × 800 producing 4273600
+ 5342 × 1000 giving us 5342000

= 9925436
