Finding the Fourth Proportional to 16,588.33, 24,894.52 and 12,439.51

Step by Step Solution

1. Step 1: Write the proportion equation
   16,588.33 : 24,894.52 = 12,439.51 : x
2. Step 2: Convert to fraction form
   16,588.33/24,894.52 = 12,439.51/x
3. Step 3: Cross multiply
   16,588.33x = 24,894.52 × 12,439.51
4. Step 4: Simplify right side
   16,588.33x = 309,675,537.15
5. Step 5: Solve for x
   x = 309,675,537.15/16,588.33
6. Step 6: Final answer
   x = 18,668.28