Finding the Fourth Proportional to 17,146.29, 25,724.31 and 5,460.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,146.29 : 25,724.31 = 5,460.42 : x
2. Step 2: Convert to fraction form
   17,146.29/25,724.31 = 5,460.42/x
3. Step 3: Cross multiply
   17,146.29x = 25,724.31 × 5,460.42
4. Step 4: Simplify right side
   17,146.29x = 140,465,536.81
5. Step 5: Solve for x
   x = 140,465,536.81/17,146.29
6. Step 6: Final answer
   x = 8,192.18