Finding the Third Proportional to 2,578,346 and 5,464,045

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578,346 : 5,464,045 = 5,464,045 : x
2. Step 2: Convert to fraction form
   2,578,346/5,464,045 = 5,464,045/x
3. Step 3: Cross multiply
   2,578,346x = 5,464,045 × 5,464,045
4. Step 4: Simplify right side
   2,578,346x = 29,855,787,762,025
5. Step 5: Solve for x
   x = 29,855,787,762,025/2,578,346
6. Step 6: Final answer
   x = 11,579,434.17