Finding the Third Proportional to 3,339,656 and 7,309,456

Step by Step Solution

1. Step 1: Write the proportion equation
   3,339,656 : 7,309,456 = 7,309,456 : x
2. Step 2: Convert to fraction form
   3,339,656/7,309,456 = 7,309,456/x
3. Step 3: Cross multiply
   3,339,656x = 7,309,456 × 7,309,456
4. Step 4: Simplify right side
   3,339,656x = 53,428,147,015,936
5. Step 5: Solve for x
   x = 53,428,147,015,936/3,339,656
6. Step 6: Final answer
   x = 15,998,098.91