Finding the Third Proportional to 5,747.52 and 8,902.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,747.52 : 8,902.72 = 8,902.72 : x
2. Step 2: Convert to fraction form
   5,747.52/8,902.72 = 8,902.72/x
3. Step 3: Cross multiply
   5,747.52x = 8,902.72 × 8,902.72
4. Step 4: Simplify right side
   5,747.52x = 79,258,470.69
5. Step 5: Solve for x
   x = 79,258,470.69/5,747.52
6. Step 6: Final answer
   x = 13,790.03