Finding the Third Proportional to 5,401.69 and 11,551.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.69 : 11,551.78 = 11,551.78 : x
2. Step 2: Convert to fraction form
   5,401.69/11,551.78 = 11,551.78/x
3. Step 3: Cross multiply
   5,401.69x = 11,551.78 × 11,551.78
4. Step 4: Simplify right side
   5,401.69x = 133,443,650.05
5. Step 5: Solve for x
   x = 133,443,650.05/5,401.69
6. Step 6: Final answer
   x = 24,704.07