Finding the Third Proportional to 2,408,780 and 5,237,464

Step by Step Solution

1. Step 1: Write the proportion equation
   2,408,780 : 5,237,464 = 5,237,464 : x
2. Step 2: Convert to fraction form
   2,408,780/5,237,464 = 5,237,464/x
3. Step 3: Cross multiply
   2,408,780x = 5,237,464 × 5,237,464
4. Step 4: Simplify right side
   2,408,780x = 27,431,029,151,296
5. Step 5: Solve for x
   x = 27,431,029,151,296/2,408,780
6. Step 6: Final answer
   x = 11,387,934.62