Finding the Fourth Proportional to 17,243.86, 25,851.83 and 5,391.53

Step by Step Solution

1. Step 1: Write the proportion equation
   17,243.86 : 25,851.83 = 5,391.53 : x
2. Step 2: Convert to fraction form
   17,243.86/25,851.83 = 5,391.53/x
3. Step 3: Cross multiply
   17,243.86x = 25,851.83 × 5,391.53
4. Step 4: Simplify right side
   17,243.86x = 139,380,760.78
5. Step 5: Solve for x
   x = 139,380,760.78/17,243.86
6. Step 6: Final answer
   x = 8,082.92