Finding the Third Proportional to 649,326 and 998,614.50

Step by Step Solution

1. Step 1: Write the proportion equation
   649,326 : 998,614.50 = 998,614.50 : x
2. Step 2: Convert to fraction form
   649,326/998,614.50 = 998,614.50/x
3. Step 3: Cross multiply
   649,326x = 998,614.50 × 998,614.50
4. Step 4: Simplify right side
   649,326x = 997,230,919,610.25
5. Step 5: Solve for x
   x = 997,230,919,610.25/649,326
6. Step 6: Final answer
   x = 1,535,793.91