Finding the Third Proportional to 2,571,404 and 5,475,778

Step by Step Solution

1. Step 1: Write the proportion equation
   2,571,404 : 5,475,778 = 5,475,778 : x
2. Step 2: Convert to fraction form
   2,571,404/5,475,778 = 5,475,778/x
3. Step 3: Cross multiply
   2,571,404x = 5,475,778 × 5,475,778
4. Step 4: Simplify right side
   2,571,404x = 29,984,144,705,284
5. Step 5: Solve for x
   x = 29,984,144,705,284/2,571,404
6. Step 6: Final answer
   x = 11,660,612.14