Finding the Third Proportional to 501,928.50 and 764,655

Step by Step Solution

1. Step 1: Write the proportion equation
   501,928.50 : 764,655 = 764,655 : x
2. Step 2: Convert to fraction form
   501,928.50/764,655 = 764,655/x
3. Step 3: Cross multiply
   501,928.50x = 764,655 × 764,655
4. Step 4: Simplify right side
   501,928.50x = 584,697,269,025
5. Step 5: Solve for x
   x = 584,697,269,025/501,928.50
6. Step 6: Final answer
   x = 1,164,901.51