A bank makes a loan on 01/01/2010 with the following payments:
06/30/2010 - $2,300,000
12/31/2010 - $1,300,000
06/30/2011 - $5,700,000
12/31/2011 - $3,400,000
06/30/2012 - $360,000
12/31/2012 - $560,000
At an annual rate of return of 3.80%, what is the amount of the original loan (present value)?