Finding the Fourth Proportional to 9,797.67, 13,520.37 and 5,321.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,797.67 : 13,520.37 = 5,321.31 : x
2. Step 2: Convert to fraction form
   9,797.67/13,520.37 = 5,321.31/x
3. Step 3: Cross multiply
   9,797.67x = 13,520.37 × 5,321.31
4. Step 4: Simplify right side
   9,797.67x = 71,946,080.08
5. Step 5: Solve for x
   x = 71,946,080.08/9,797.67
6. Step 6: Final answer
   x = 7,343.18