Finding the Third Proportional to 325,572 and 703,780.50

Step by Step Solution

1. Step 1: Write the proportion equation
   325,572 : 703,780.50 = 703,780.50 : x
2. Step 2: Convert to fraction form
   325,572/703,780.50 = 703,780.50/x
3. Step 3: Cross multiply
   325,572x = 703,780.50 × 703,780.50
4. Step 4: Simplify right side
   325,572x = 495,306,992,180.25
5. Step 5: Solve for x
   x = 495,306,992,180.25/325,572
6. Step 6: Final answer
   x = 1,521,343.95