Finding the Third Proportional to 131,046.75 and 280,791

Step by Step Solution

1. Step 1: Write the proportion equation
   131,046.75 : 280,791 = 280,791 : x
2. Step 2: Convert to fraction form
   131,046.75/280,791 = 280,791/x
3. Step 3: Cross multiply
   131,046.75x = 280,791 × 280,791
4. Step 4: Simplify right side
   131,046.75x = 78,843,585,681
5. Step 5: Solve for x
   x = 78,843,585,681/131,046.75
6. Step 6: Final answer
   x = 601,644.72