Finding the Third Proportional to 3,339,660 and 7,309,464

Step by Step Solution

1. Step 1: Write the proportion equation
   3,339,660 : 7,309,464 = 7,309,464 : x
2. Step 2: Convert to fraction form
   3,339,660/7,309,464 = 7,309,464/x
3. Step 3: Cross multiply
   3,339,660x = 7,309,464 × 7,309,464
4. Step 4: Simplify right side
   3,339,660x = 53,428,263,967,296
5. Step 5: Solve for x
   x = 53,428,263,967,296/3,339,660
6. Step 6: Final answer
   x = 15,998,114.77