Finding the Third Proportional to 131,564.67 and 276,882.89

Step by Step Solution

1. Step 1: Write the proportion equation
   131,564.67 : 276,882.89 = 276,882.89 : x
2. Step 2: Convert to fraction form
   131,564.67/276,882.89 = 276,882.89/x
3. Step 3: Cross multiply
   131,564.67x = 276,882.89 × 276,882.89
4. Step 4: Simplify right side
   131,564.67x = 76,664,135,120.86
5. Step 5: Solve for x
   x = 76,664,135,120.86/131,564.67
6. Step 6: Final answer
   x = 582,710.65