Finding the Fourth Proportional to 16,111.24, 24,146.99 and 11,684.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,111.24 : 24,146.99 = 11,684.16 : x
2. Step 2: Convert to fraction form
   16,111.24/24,146.99 = 11,684.16/x
3. Step 3: Cross multiply
   16,111.24x = 24,146.99 × 11,684.16
4. Step 4: Simplify right side
   16,111.24x = 282,137,281.17
5. Step 5: Solve for x
   x = 282,137,281.17/16,111.24
6. Step 6: Final answer
   x = 17,511.83