Finding the Third Proportional to 2,529,586 and 5,521,448

Step by Step Solution

1. Step 1: Write the proportion equation
   2,529,586 : 5,521,448 = 5,521,448 : x
2. Step 2: Convert to fraction form
   2,529,586/5,521,448 = 5,521,448/x
3. Step 3: Cross multiply
   2,529,586x = 5,521,448 × 5,521,448
4. Step 4: Simplify right side
   2,529,586x = 30,486,388,016,704
5. Step 5: Solve for x
   x = 30,486,388,016,704/2,529,586
6. Step 6: Final answer
   x = 12,051,927.87