Triangular Arbitrage

CFA Level II Economics
#1

I am having a bit of difficulty understanding Triangular Arbitrage. I’d really appreciate someone explaining it with a simple example?

Thank you!

#2

This might help: https://www.youtube.com/watch?v=lKu2LAgEcpU

#3

And this: https://www.youtube.com/watch?v=5hba7elzns8

#4

Awesome, thank you so much!