Finding the Fourth Proportional to 9,004.44, 12,425.52 and 5,227.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,004.44 : 12,425.52 = 5,227.72 : x
2. Step 2: Convert to fraction form
   9,004.44/12,425.52 = 5,227.72/x
3. Step 3: Cross multiply
   9,004.44x = 12,425.52 × 5,227.72
4. Step 4: Simplify right side
   9,004.44x = 64,957,139.41
5. Step 5: Solve for x
   x = 64,957,139.41/9,004.44
6. Step 6: Final answer
   x = 7,213.90