Finding the Fourth Proportional to 7,167.29, 9,897.39 and 5,395.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,167.29 : 9,897.39 = 5,395.82 : x
2. Step 2: Convert to fraction form
   7,167.29/9,897.39 = 5,395.82/x
3. Step 3: Cross multiply
   7,167.29x = 9,897.39 × 5,395.82
4. Step 4: Simplify right side
   7,167.29x = 53,404,485.42
5. Step 5: Solve for x
   x = 53,404,485.42/7,167.29
6. Step 6: Final answer
   x = 7,451.15