Finding the Third Proportional to 2,551,564 and 5,469,460

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551,564 : 5,469,460 = 5,469,460 : x
2. Step 2: Convert to fraction form
   2,551,564/5,469,460 = 5,469,460/x
3. Step 3: Cross multiply
   2,551,564x = 5,469,460 × 5,469,460
4. Step 4: Simplify right side
   2,551,564x = 29,914,992,691,600
5. Step 5: Solve for x
   x = 29,914,992,691,600/2,551,564
6. Step 6: Final answer
   x = 11,724,178.85