Finding the Third Proportional to 2,518,710 and 5,435,448

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518,710 : 5,435,448 = 5,435,448 : x
2. Step 2: Convert to fraction form
   2,518,710/5,435,448 = 5,435,448/x
3. Step 3: Cross multiply
   2,518,710x = 5,435,448 × 5,435,448
4. Step 4: Simplify right side
   2,518,710x = 29,544,094,960,704
5. Step 5: Solve for x
   x = 29,544,094,960,704/2,518,710
6. Step 6: Final answer
   x = 11,729,851.77