Finding the Third Proportional to 2,561,852 and 5,519,578

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561,852 : 5,519,578 = 5,519,578 : x
2. Step 2: Convert to fraction form
   2,561,852/5,519,578 = 5,519,578/x
3. Step 3: Cross multiply
   2,561,852x = 5,519,578 × 5,519,578
4. Step 4: Simplify right side
   2,561,852x = 30,465,741,298,084
5. Step 5: Solve for x
   x = 30,465,741,298,084/2,561,852
6. Step 6: Final answer
   x = 11,892,077.02