Finding the Third Proportional to 325,469 and 703,578.50

Step by Step Solution

1. Step 1: Write the proportion equation
   325,469 : 703,578.50 = 703,578.50 : x
2. Step 2: Convert to fraction form
   325,469/703,578.50 = 703,578.50/x
3. Step 3: Cross multiply
   325,469x = 703,578.50 × 703,578.50
4. Step 4: Simplify right side
   325,469x = 495,022,705,662.25
5. Step 5: Solve for x
   x = 495,022,705,662.25/325,469
6. Step 6: Final answer
   x = 1,520,951.94