Alright, let's work through 1887 times 3528 step by step
1887 × 3528 = 3528 × (1887)
+ 3528 × 7 what gives us 24696
+ 3528 × 80 giving us 282240
+ 3528 × 800 what gives us 2822400
+ 3528 × 1000 giving us 3528000

= 6657336
