Finding the Third Proportional to 71,560.50 and 155,418

Step by Step Solution

1. Step 1: Write the proportion equation
   71,560.50 : 155,418 = 155,418 : x
2. Step 2: Convert to fraction form
   71,560.50/155,418 = 155,418/x
3. Step 3: Cross multiply
   71,560.50x = 155,418 × 155,418
4. Step 4: Simplify right side
   71,560.50x = 24,154,754,724
5. Step 5: Solve for x
   x = 24,154,754,724/71,560.50
6. Step 6: Final answer
   x = 337,543.12