Please show all steps in Excel and please explain al steps. In $1803,$ the U$.$S$.$ doubled in size with the Louisiana Purchase. That well$-$known real estate mogul Napoleon Bonaparte sold us $827,000$ square miles $(529,280,000$ acres$$there are $640$ acres in a square mile$).$ We paid $$15$ million. Assume that part of the US is worth an average of $$7,500$ per acre in $2024.$ What is the annual rate of return of this purchase for the U$.$S$.?$