Finding the Third Proportional to 71,242.50 and 153,906

Step by Step Solution

1. Step 1: Write the proportion equation
   71,242.50 : 153,906 = 153,906 : x
2. Step 2: Convert to fraction form
   71,242.50/153,906 = 153,906/x
3. Step 3: Cross multiply
   71,242.50x = 153,906 × 153,906
4. Step 4: Simplify right side
   71,242.50x = 23,687,056,836
5. Step 5: Solve for x
   x = 23,687,056,836/71,242.50
6. Step 6: Final answer
   x = 332,484.92