Finding the Third Proportional to 155,458.50 and 335,727

Step by Step Solution

1. Step 1: Write the proportion equation
   155,458.50 : 335,727 = 335,727 : x
2. Step 2: Convert to fraction form
   155,458.50/335,727 = 335,727/x
3. Step 3: Cross multiply
   155,458.50x = 335,727 × 335,727
4. Step 4: Simplify right side
   155,458.50x = 112,712,618,529
5. Step 5: Solve for x
   x = 112,712,618,529/155,458.50
6. Step 6: Final answer
   x = 725,033.49