Finding the Third Proportional to 2,560,299 and 5,500,122

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560,299 : 5,500,122 = 5,500,122 : x
2. Step 2: Convert to fraction form
   2,560,299/5,500,122 = 5,500,122/x
3. Step 3: Cross multiply
   2,560,299x = 5,500,122 × 5,500,122
4. Step 4: Simplify right side
   2,560,299x = 30,251,342,014,884
5. Step 5: Solve for x
   x = 30,251,342,014,884/2,560,299
6. Step 6: Final answer
   x = 11,815,550.46