Finding the Third Proportional to 649,923 and 1,402,605

Step by Step Solution

1. Step 1: Write the proportion equation
   649,923 : 1,402,605 = 1,402,605 : x
2. Step 2: Convert to fraction form
   649,923/1,402,605 = 1,402,605/x
3. Step 3: Cross multiply
   649,923x = 1,402,605 × 1,402,605
4. Step 4: Simplify right side
   649,923x = 1,967,300,786,025
5. Step 5: Solve for x
   x = 1,967,300,786,025/649,923
6. Step 6: Final answer
   x = 3,026,975.17