Finding the Fourth Proportional to 9,272.91, 12,792.56 and 5,544.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,272.91 : 12,792.56 = 5,544.75 : x
2. Step 2: Convert to fraction form
   9,272.91/12,792.56 = 5,544.75/x
3. Step 3: Cross multiply
   9,272.91x = 12,792.56 × 5,544.75
4. Step 4: Simplify right side
   9,272.91x = 70,931,519.34
5. Step 5: Solve for x
   x = 70,931,519.34/9,272.91
6. Step 6: Final answer
   x = 7,649.33