Finding the Third Proportional to 2,514,716 and 5,145,638

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514,716 : 5,145,638 = 5,145,638 : x
2. Step 2: Convert to fraction form
   2,514,716/5,145,638 = 5,145,638/x
3. Step 3: Cross multiply
   2,514,716x = 5,145,638 × 5,145,638
4. Step 4: Simplify right side
   2,514,716x = 26,477,590,427,044
5. Step 5: Solve for x
   x = 26,477,590,427,044/2,514,716
6. Step 6: Final answer
   x = 10,529,057.92