Finding the Third Proportional to 71,499 and 155,446.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,499 : 155,446.50 = 155,446.50 : x
2. Step 2: Convert to fraction form
   71,499/155,446.50 = 155,446.50/x
3. Step 3: Cross multiply
   71,499x = 155,446.50 × 155,446.50
4. Step 4: Simplify right side
   71,499x = 24,163,614,362.25
5. Step 5: Solve for x
   x = 24,163,614,362.25/71,499
6. Step 6: Final answer
   x = 337,957.38