Finding the Third Proportional to 327,739 and 498,450.50

Step by Step Solution

1. Step 1: Write the proportion equation
   327,739 : 498,450.50 = 498,450.50 : x
2. Step 2: Convert to fraction form
   327,739/498,450.50 = 498,450.50/x
3. Step 3: Cross multiply
   327,739x = 498,450.50 × 498,450.50
4. Step 4: Simplify right side
   327,739x = 248,452,900,950.25
5. Step 5: Solve for x
   x = 248,452,900,950.25/327,739
6. Step 6: Final answer
   x = 758,081.59