Finding the Third Proportional to 2,560,650 and 5,518,284

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560,650 : 5,518,284 = 5,518,284 : x
2. Step 2: Convert to fraction form
   2,560,650/5,518,284 = 5,518,284/x
3. Step 3: Cross multiply
   2,560,650x = 5,518,284 × 5,518,284
4. Step 4: Simplify right side
   2,560,650x = 30,451,458,304,656
5. Step 5: Solve for x
   x = 30,451,458,304,656/2,560,650
6. Step 6: Final answer
   x = 11,892,081.43