Finding the Third Proportional to 502,028.50 and 764,814

Step by Step Solution

1. Step 1: Write the proportion equation
   502,028.50 : 764,814 = 764,814 : x
2. Step 2: Convert to fraction form
   502,028.50/764,814 = 764,814/x
3. Step 3: Cross multiply
   502,028.50x = 764,814 × 764,814
4. Step 4: Simplify right side
   502,028.50x = 584,940,454,596
5. Step 5: Solve for x
   x = 584,940,454,596/502,028.50
6. Step 6: Final answer
   x = 1,165,153.88