Finding the Fourth Proportional to 9,797.92, 13,521.24 and 5,321.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,797.92 : 13,521.24 = 5,321.72 : x
2. Step 2: Convert to fraction form
   9,797.92/13,521.24 = 5,321.72/x
3. Step 3: Cross multiply
   9,797.92x = 13,521.24 × 5,321.72
4. Step 4: Simplify right side
   9,797.92x = 71,956,253.33
5. Step 5: Solve for x
   x = 71,956,253.33/9,797.92
6. Step 6: Final answer
   x = 7,344.03