Finding the Third Proportional to 109,395 and 239,035.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,395 : 239,035.50 = 239,035.50 : x
2. Step 2: Convert to fraction form
   109,395/239,035.50 = 239,035.50/x
3. Step 3: Cross multiply
   109,395x = 239,035.50 × 239,035.50
4. Step 4: Simplify right side
   109,395x = 57,137,970,260.25
5. Step 5: Solve for x
   x = 57,137,970,260.25/109,395
6. Step 6: Final answer
   x = 522,308.79