Finding the Third Proportional to 333,658.50 and 719,802

Step by Step Solution

1. Step 1: Write the proportion equation
   333,658.50 : 719,802 = 719,802 : x
2. Step 2: Convert to fraction form
   333,658.50/719,802 = 719,802/x
3. Step 3: Cross multiply
   333,658.50x = 719,802 × 719,802
4. Step 4: Simplify right side
   333,658.50x = 518,114,919,204
5. Step 5: Solve for x
   x = 518,114,919,204/333,658.50
6. Step 6: Final answer
   x = 1,552,829.97