Finding the Fourth Proportional to 17,162.72, 25,872.69 and 16,019.68

Step by Step Solution

1. Step 1: Write the proportion equation
   17,162.72 : 25,872.69 = 16,019.68 : x
2. Step 2: Convert to fraction form
   17,162.72/25,872.69 = 16,019.68/x
3. Step 3: Cross multiply
   17,162.72x = 25,872.69 × 16,019.68
4. Step 4: Simplify right side
   17,162.72x = 414,472,214.54
5. Step 5: Solve for x
   x = 414,472,214.54/17,162.72
6. Step 6: Final answer
   x = 24,149.56