Alright, let's work through 1860 times 9030 step by step
1860 × 9030 = 9030 × (1860)
+ 9030 × 0 that is equal 0
+ 9030 × 60 which equals 541800
+ 9030 × 800 that is equal 7224000
+ 9030 × 1000 that equals 9030000

= 16795800
