Finding the Third Proportional to 131,565.75 and 276,885

Step by Step Solution

1. Step 1: Write the proportion equation
   131,565.75 : 276,885 = 276,885 : x
2. Step 2: Convert to fraction form
   131,565.75/276,885 = 276,885/x
3. Step 3: Cross multiply
   131,565.75x = 276,885 × 276,885
4. Step 4: Simplify right side
   131,565.75x = 76,665,303,225
5. Step 5: Solve for x
   x = 76,665,303,225/131,565.75
6. Step 6: Final answer
   x = 582,714.75