Finding the Third Proportional to 472,662 and 709,339.50

Step by Step Solution

1. Step 1: Write the proportion equation
   472,662 : 709,339.50 = 709,339.50 : x
2. Step 2: Convert to fraction form
   472,662/709,339.50 = 709,339.50/x
3. Step 3: Cross multiply
   472,662x = 709,339.50 × 709,339.50
4. Step 4: Simplify right side
   472,662x = 503,162,526,260.25
5. Step 5: Solve for x
   x = 503,162,526,260.25/472,662
6. Step 6: Final answer
   x = 1,064,529.25