Finding the Third Proportional to 649,926 and 1,402,612

Step by Step Solution

1. Step 1: Write the proportion equation
   649,926 : 1,402,612 = 1,402,612 : x
2. Step 2: Convert to fraction form
   649,926/1,402,612 = 1,402,612/x
3. Step 3: Cross multiply
   649,926x = 1,402,612 × 1,402,612
4. Step 4: Simplify right side
   649,926x = 1,967,320,422,544
5. Step 5: Solve for x
   x = 1,967,320,422,544/649,926
6. Step 6: Final answer
   x = 3,026,991.42