Finding the Fourth Proportional to 7,168.29, 9,898.77 and 5,396.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,168.29 : 9,898.77 = 5,396.82 : x
2. Step 2: Convert to fraction form
   7,168.29/9,898.77 = 5,396.82/x
3. Step 3: Cross multiply
   7,168.29x = 9,898.77 × 5,396.82
4. Step 4: Simplify right side
   7,168.29x = 53,421,879.91
5. Step 5: Solve for x
   x = 53,421,879.91/7,168.29
6. Step 6: Final answer
   x = 7,452.53