Finding the Fourth Proportional to 8,648.72, 11,930.27 and 5,460.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,648.72 : 11,930.27 = 5,460.89 : x
2. Step 2: Convert to fraction form
   8,648.72/11,930.27 = 5,460.89/x
3. Step 3: Cross multiply
   8,648.72x = 11,930.27 × 5,460.89
4. Step 4: Simplify right side
   8,648.72x = 65,149,805.18
5. Step 5: Solve for x
   x = 65,149,805.18/8,648.72
6. Step 6: Final answer
   x = 7,532.88