Finding the Third Proportional to 2,540,562 and 5,449,509

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540,562 : 5,449,509 = 5,449,509 : x
2. Step 2: Convert to fraction form
   2,540,562/5,449,509 = 5,449,509/x
3. Step 3: Cross multiply
   2,540,562x = 5,449,509 × 5,449,509
4. Step 4: Simplify right side
   2,540,562x = 29,697,148,341,081
5. Step 5: Solve for x
   x = 29,697,148,341,081/2,540,562
6. Step 6: Final answer
   x = 11,689,204.33