Finding the Third Proportional to 715,338 and 1,080,298

Step by Step Solution

1. Step 1: Write the proportion equation
   715,338 : 1,080,298 = 1,080,298 : x
2. Step 2: Convert to fraction form
   715,338/1,080,298 = 1,080,298/x
3. Step 3: Cross multiply
   715,338x = 1,080,298 × 1,080,298
4. Step 4: Simplify right side
   715,338x = 1,167,043,768,804
5. Step 5: Solve for x
   x = 1,167,043,768,804/715,338
6. Step 6: Final answer
   x = 1,631,457.81