Finding the Fourth Proportional to 16,105.92, 24,131.34 and 12,594.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,105.92 : 24,131.34 = 12,594.57 : x
2. Step 2: Convert to fraction form
   16,105.92/24,131.34 = 12,594.57/x
3. Step 3: Cross multiply
   16,105.92x = 24,131.34 × 12,594.57
4. Step 4: Simplify right side
   16,105.92x = 303,923,850.82
5. Step 5: Solve for x
   x = 303,923,850.82/16,105.92
6. Step 6: Final answer
   x = 18,870.32