Finding the Third Proportional to 502,028.50 and 764,810

Step by Step Solution

1. Step 1: Write the proportion equation
   502,028.50 : 764,810 = 764,810 : x
2. Step 2: Convert to fraction form
   502,028.50/764,810 = 764,810/x
3. Step 3: Cross multiply
   502,028.50x = 764,810 × 764,810
4. Step 4: Simplify right side
   502,028.50x = 584,934,336,100
5. Step 5: Solve for x
   x = 584,934,336,100/502,028.50
6. Step 6: Final answer
   x = 1,165,141.69