Finding the Third Proportional to 158,517 and 231,943.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,517 : 231,943.50 = 231,943.50 : x
2. Step 2: Convert to fraction form
   158,517/231,943.50 = 231,943.50/x
3. Step 3: Cross multiply
   158,517x = 231,943.50 × 231,943.50
4. Step 4: Simplify right side
   158,517x = 53,797,787,192.25
5. Step 5: Solve for x
   x = 53,797,787,192.25/158,517
6. Step 6: Final answer
   x = 339,381.82