Finding the Third Proportional to 131,514 and 284,047.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,514 : 284,047.50 = 284,047.50 : x
2. Step 2: Convert to fraction form
   131,514/284,047.50 = 284,047.50/x
3. Step 3: Cross multiply
   131,514x = 284,047.50 × 284,047.50
4. Step 4: Simplify right side
   131,514x = 80,682,982,256.25
5. Step 5: Solve for x
   x = 80,682,982,256.25/131,514
6. Step 6: Final answer
   x = 613,493.49