Finding the Fourth Proportional to 17,115.01, 25,673.42 and 5,429.14

Step by Step Solution

1. Step 1: Write the proportion equation
   17,115.01 : 25,673.42 = 5,429.14 : x
2. Step 2: Convert to fraction form
   17,115.01/25,673.42 = 5,429.14/x
3. Step 3: Cross multiply
   17,115.01x = 25,673.42 × 5,429.14
4. Step 4: Simplify right side
   17,115.01x = 139,384,540.85
5. Step 5: Solve for x
   x = 139,384,540.85/17,115.01
6. Step 6: Final answer
   x = 8,144.00