Finding the Third Proportional to 660,707 and 1,442,761

Step by Step Solution

1. Step 1: Write the proportion equation
   660,707 : 1,442,761 = 1,442,761 : x
2. Step 2: Convert to fraction form
   660,707/1,442,761 = 1,442,761/x
3. Step 3: Cross multiply
   660,707x = 1,442,761 × 1,442,761
4. Step 4: Simplify right side
   660,707x = 2,081,559,303,121
5. Step 5: Solve for x
   x = 2,081,559,303,121/660,707
6. Step 6: Final answer
   x = 3,150,502.88