Finding the Third Proportional to 155,401.50 and 239,967

Step by Step Solution

1. Step 1: Write the proportion equation
   155,401.50 : 239,967 = 239,967 : x
2. Step 2: Convert to fraction form
   155,401.50/239,967 = 239,967/x
3. Step 3: Cross multiply
   155,401.50x = 239,967 × 239,967
4. Step 4: Simplify right side
   155,401.50x = 57,584,161,089
5. Step 5: Solve for x
   x = 57,584,161,089/155,401.50
6. Step 6: Final answer
   x = 370,550.87