Finding the Third Proportional to 3,366,909 and 7,206,534

Step by Step Solution

1. Step 1: Write the proportion equation
   3,366,909 : 7,206,534 = 7,206,534 : x
2. Step 2: Convert to fraction form
   3,366,909/7,206,534 = 7,206,534/x
3. Step 3: Cross multiply
   3,366,909x = 7,206,534 × 7,206,534
4. Step 4: Simplify right side
   3,366,909x = 51,934,132,293,156
5. Step 5: Solve for x
   x = 51,934,132,293,156/3,366,909
6. Step 6: Final answer
   x = 15,424,869.60