Finding the Third Proportional to 71,452.50 and 156,918

Step by Step Solution

1. Step 1: Write the proportion equation
   71,452.50 : 156,918 = 156,918 : x
2. Step 2: Convert to fraction form
   71,452.50/156,918 = 156,918/x
3. Step 3: Cross multiply
   71,452.50x = 156,918 × 156,918
4. Step 4: Simplify right side
   71,452.50x = 24,623,258,724
5. Step 5: Solve for x
   x = 24,623,258,724/71,452.50
6. Step 6: Final answer
   x = 344,610.18