Finding the Third Proportional to 332,123 and 498,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   332,123 : 498,518.50 = 498,518.50 : x
2. Step 2: Convert to fraction form
   332,123/498,518.50 = 498,518.50/x
3. Step 3: Cross multiply
   332,123x = 498,518.50 × 498,518.50
4. Step 4: Simplify right side
   332,123x = 248,520,694,842.25
5. Step 5: Solve for x
   x = 248,520,694,842.25/332,123
6. Step 6: Final answer
   x = 748,279.09