Finding the Third Proportional to 2,184,491 and 4,644,544

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184,491 : 4,644,544 = 4,644,544 : x
2. Step 2: Convert to fraction form
   2,184,491/4,644,544 = 4,644,544/x
3. Step 3: Cross multiply
   2,184,491x = 4,644,544 × 4,644,544
4. Step 4: Simplify right side
   2,184,491x = 21,571,788,967,936
5. Step 5: Solve for x
   x = 21,571,788,967,936/2,184,491
6. Step 6: Final answer
   x = 9,874,972.69