Finding the Fourth Proportional to 9,148.88, 12,618.78 and 5,792.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,148.88 : 12,618.78 = 5,792.24 : x
2. Step 2: Convert to fraction form
   9,148.88/12,618.78 = 5,792.24/x
3. Step 3: Cross multiply
   9,148.88x = 12,618.78 × 5,792.24
4. Step 4: Simplify right side
   9,148.88x = 73,091,002.27
5. Step 5: Solve for x
   x = 73,091,002.27/9,148.88
6. Step 6: Final answer
   x = 7,989.07