Finding the Third Proportional to 243,391.50 and 363,060.56

Step by Step Solution

1. Step 1: Write the proportion equation
   243,391.50 : 363,060.56 = 363,060.56 : x
2. Step 2: Convert to fraction form
   243,391.50/363,060.56 = 363,060.56/x
3. Step 3: Cross multiply
   243,391.50x = 363,060.56 × 363,060.56
4. Step 4: Simplify right side
   243,391.50x = 131,812,972,042.82
5. Step 5: Solve for x
   x = 131,812,972,042.82/243,391.50
6. Step 6: Final answer
   x = 541,567.69