Finding the Fourth Proportional to 16,986.72, 25,307.87 and 16,150.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,986.72 : 25,307.87 = 16,150.22 : x
2. Step 2: Convert to fraction form
   16,986.72/25,307.87 = 16,150.22/x
3. Step 3: Cross multiply
   16,986.72x = 25,307.87 × 16,150.22
4. Step 4: Simplify right side
   16,986.72x = 408,727,668.23
5. Step 5: Solve for x
   x = 408,727,668.23/16,986.72
6. Step 6: Final answer
   x = 24,061.60