Finding the Third Proportional to 151,665.75 and 229,381.50

Step by Step Solution

1. Step 1: Write the proportion equation
   151,665.75 : 229,381.50 = 229,381.50 : x
2. Step 2: Convert to fraction form
   151,665.75/229,381.50 = 229,381.50/x
3. Step 3: Cross multiply
   151,665.75x = 229,381.50 × 229,381.50
4. Step 4: Simplify right side
   151,665.75x = 52,615,872,542.25
5. Step 5: Solve for x
   x = 52,615,872,542.25/151,665.75
6. Step 6: Final answer
   x = 346,919.94