Alright, let's work through 7187 times 8123 step by step
7187 × 8123 = 8123 × (7187)
+ 8123 × 7 which equals 56861
+ 8123 × 80 that equals 649840
+ 8123 × 100 that equals 812300
+ 8123 × 7000 which equals 56861000

= 58380001
