Finding the Third Proportional to 2,571,406 and 5,475,782

Step by Step Solution

1. Step 1: Write the proportion equation
   2,571,406 : 5,475,782 = 5,475,782 : x
2. Step 2: Convert to fraction form
   2,571,406/5,475,782 = 5,475,782/x
3. Step 3: Cross multiply
   2,571,406x = 5,475,782 × 5,475,782
4. Step 4: Simplify right side
   2,571,406x = 29,984,188,511,524
5. Step 5: Solve for x
   x = 29,984,188,511,524/2,571,406
6. Step 6: Final answer
   x = 11,660,620.11