Finding the Fourth Proportional to 9,425.28, 13,004.56 and 5,337.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,425.28 : 13,004.56 = 5,337.15 : x
2. Step 2: Convert to fraction form
   9,425.28/13,004.56 = 5,337.15/x
3. Step 3: Cross multiply
   9,425.28x = 13,004.56 × 5,337.15
4. Step 4: Simplify right side
   9,425.28x = 69,407,245.31
5. Step 5: Solve for x
   x = 69,407,245.31/9,425.28
6. Step 6: Final answer
   x = 7,363.95