Finding the Third Proportional to 332,364 and 498,420.50

Step by Step Solution

1. Step 1: Write the proportion equation
   332,364 : 498,420.50 = 498,420.50 : x
2. Step 2: Convert to fraction form
   332,364/498,420.50 = 498,420.50/x
3. Step 3: Cross multiply
   332,364x = 498,420.50 × 498,420.50
4. Step 4: Simplify right side
   332,364x = 248,422,994,820.25
5. Step 5: Solve for x
   x = 248,422,994,820.25/332,364
6. Step 6: Final answer
   x = 747,442.55