Finding the Third Proportional to 3,354,744 and 7,240,644

Step by Step Solution

1. Step 1: Write the proportion equation
   3,354,744 : 7,240,644 = 7,240,644 : x
2. Step 2: Convert to fraction form
   3,354,744/7,240,644 = 7,240,644/x
3. Step 3: Cross multiply
   3,354,744x = 7,240,644 × 7,240,644
4. Step 4: Simplify right side
   3,354,744x = 52,426,925,534,736
5. Step 5: Solve for x
   x = 52,426,925,534,736/3,354,744
6. Step 6: Final answer
   x = 15,627,697.83