Finding the Third Proportional to 3,431,469 and 7,394,791

Step by Step Solution

1. Step 1: Write the proportion equation
   3,431,469 : 7,394,791 = 7,394,791 : x
2. Step 2: Convert to fraction form
   3,431,469/7,394,791 = 7,394,791/x
3. Step 3: Cross multiply
   3,431,469x = 7,394,791 × 7,394,791
4. Step 4: Simplify right side
   3,431,469x = 54,682,933,933,681
5. Step 5: Solve for x
   x = 54,682,933,933,681/3,431,469
6. Step 6: Final answer
   x = 15,935,721.39