Finding the Third Proportional to 154,548.50 and 329,510

Step by Step Solution

1. Step 1: Write the proportion equation
   154,548.50 : 329,510 = 329,510 : x
2. Step 2: Convert to fraction form
   154,548.50/329,510 = 329,510/x
3. Step 3: Cross multiply
   154,548.50x = 329,510 × 329,510
4. Step 4: Simplify right side
   154,548.50x = 108,576,840,100
5. Step 5: Solve for x
   x = 108,576,840,100/154,548.50
6. Step 6: Final answer
   x = 702,542.18