Finding the Third Proportional to 160,105.50 and 251,145

Step by Step Solution

1. Step 1: Write the proportion equation
   160,105.50 : 251,145 = 251,145 : x
2. Step 2: Convert to fraction form
   160,105.50/251,145 = 251,145/x
3. Step 3: Cross multiply
   160,105.50x = 251,145 × 251,145
4. Step 4: Simplify right side
   160,105.50x = 63,073,811,025
5. Step 5: Solve for x
   x = 63,073,811,025/160,105.50
6. Step 6: Final answer
   x = 393,951.56