Finding the Third Proportional to 2,428,618 and 5,231,006

Step by Step Solution

1. Step 1: Write the proportion equation
   2,428,618 : 5,231,006 = 5,231,006 : x
2. Step 2: Convert to fraction form
   2,428,618/5,231,006 = 5,231,006/x
3. Step 3: Cross multiply
   2,428,618x = 5,231,006 × 5,231,006
4. Step 4: Simplify right side
   2,428,618x = 27,363,423,772,036
5. Step 5: Solve for x
   x = 27,363,423,772,036/2,428,618
6. Step 6: Final answer
   x = 11,267,076.08