Finding the Fourth Proportional to 16,353, 24,417.81 and 13,424.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,353 : 24,417.81 = 13,424.04 : x
2. Step 2: Convert to fraction form
   16,353/24,417.81 = 13,424.04/x
3. Step 3: Cross multiply
   16,353x = 24,417.81 × 13,424.04
4. Step 4: Simplify right side
   16,353x = 327,785,658.15
5. Step 5: Solve for x
   x = 327,785,658.15/16,353
6. Step 6: Final answer
   x = 20,044.37