Finding the Third Proportional to 335,376 and 498,505.50

Step by Step Solution

1. Step 1: Write the proportion equation
   335,376 : 498,505.50 = 498,505.50 : x
2. Step 2: Convert to fraction form
   335,376/498,505.50 = 498,505.50/x
3. Step 3: Cross multiply
   335,376x = 498,505.50 × 498,505.50
4. Step 4: Simplify right side
   335,376x = 248,507,733,530.25
5. Step 5: Solve for x
   x = 248,507,733,530.25/335,376
6. Step 6: Final answer
   x = 740,982.46