Finding the Fourth Proportional to 9,003.57, 12,425.63 and 5,227.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,003.57 : 12,425.63 = 5,227.92 : x
2. Step 2: Convert to fraction form
   9,003.57/12,425.63 = 5,227.92/x
3. Step 3: Cross multiply
   9,003.57x = 12,425.63 × 5,227.92
4. Step 4: Simplify right side
   9,003.57x = 64,960,186.29
5. Step 5: Solve for x
   x = 64,960,186.29/9,003.57
6. Step 6: Final answer
   x = 7,214.94