Finding the Third Proportional to 2,578,344 and 5,464,041

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578,344 : 5,464,041 = 5,464,041 : x
2. Step 2: Convert to fraction form
   2,578,344/5,464,041 = 5,464,041/x
3. Step 3: Cross multiply
   2,578,344x = 5,464,041 × 5,464,041
4. Step 4: Simplify right side
   2,578,344x = 29,855,744,049,681
5. Step 5: Solve for x
   x = 29,855,744,049,681/2,578,344
6. Step 6: Final answer
   x = 11,579,426.19