Finding the Third Proportional to 58,449.38 and 127,836

Step by Step Solution

1. Step 1: Write the proportion equation
   58,449.38 : 127,836 = 127,836 : x
2. Step 2: Convert to fraction form
   58,449.38/127,836 = 127,836/x
3. Step 3: Cross multiply
   58,449.38x = 127,836 × 127,836
4. Step 4: Simplify right side
   58,449.38x = 16,342,042,896
5. Step 5: Solve for x
   x = 16,342,042,896/58,449.38
6. Step 6: Final answer
   x = 279,593.12