Finding the Third Proportional to 3,338,266 and 7,208,684

Step by Step Solution

1. Step 1: Write the proportion equation
   3,338,266 : 7,208,684 = 7,208,684 : x
2. Step 2: Convert to fraction form
   3,338,266/7,208,684 = 7,208,684/x
3. Step 3: Cross multiply
   3,338,266x = 7,208,684 × 7,208,684
4. Step 4: Simplify right side
   3,338,266x = 51,965,125,011,856
5. Step 5: Solve for x
   x = 51,965,125,011,856/3,338,266
6. Step 6: Final answer
   x = 15,566,502.19