Finding the Third Proportional to 58,449 and 127,831.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,449 : 127,831.50 = 127,831.50 : x
2. Step 2: Convert to fraction form
   58,449/127,831.50 = 127,831.50/x
3. Step 3: Cross multiply
   58,449x = 127,831.50 × 127,831.50
4. Step 4: Simplify right side
   58,449x = 16,340,892,392.25
5. Step 5: Solve for x
   x = 16,340,892,392.25/58,449
6. Step 6: Final answer
   x = 279,575.23