Finding the Third Proportional to 2,518,714 and 5,435,456

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518,714 : 5,435,456 = 5,435,456 : x
2. Step 2: Convert to fraction form
   2,518,714/5,435,456 = 5,435,456/x
3. Step 3: Cross multiply
   2,518,714x = 5,435,456 × 5,435,456
4. Step 4: Simplify right side
   2,518,714x = 29,544,181,927,936
5. Step 5: Solve for x
   x = 29,544,181,927,936/2,518,714
6. Step 6: Final answer
   x = 11,729,867.67