Finding the Third Proportional to 459,154.50 and 723,945

Step by Step Solution

1. Step 1: Write the proportion equation
   459,154.50 : 723,945 = 723,945 : x
2. Step 2: Convert to fraction form
   459,154.50/723,945 = 723,945/x
3. Step 3: Cross multiply
   459,154.50x = 723,945 × 723,945
4. Step 4: Simplify right side
   459,154.50x = 524,096,363,025
5. Step 5: Solve for x
   x = 524,096,363,025/459,154.50
6. Step 6: Final answer
   x = 1,141,437.93