Finding the Third Proportional to 71,540 and 154,150.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,540 : 154,150.50 = 154,150.50 : x
2. Step 2: Convert to fraction form
   71,540/154,150.50 = 154,150.50/x
3. Step 3: Cross multiply
   71,540x = 154,150.50 × 154,150.50
4. Step 4: Simplify right side
   71,540x = 23,762,376,650.25
5. Step 5: Solve for x
   x = 23,762,376,650.25/71,540
6. Step 6: Final answer
   x = 332,155.11