Finding the Fourth Proportional to 16,298.38, 24,429.12 and 11,236.17

Step by Step Solution

1. Step 1: Write the proportion equation
   16,298.38 : 24,429.12 = 11,236.17 : x
2. Step 2: Convert to fraction form
   16,298.38/24,429.12 = 11,236.17/x
3. Step 3: Cross multiply
   16,298.38x = 24,429.12 × 11,236.17
4. Step 4: Simplify right side
   16,298.38x = 274,489,745.27
5. Step 5: Solve for x
   x = 274,489,745.27/16,298.38
6. Step 6: Final answer
   x = 16,841.54