Finding the Fourth Proportional to 16,085.57, 24,155.76 and 10,472.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,085.57 : 24,155.76 = 10,472.80 : x
2. Step 2: Convert to fraction form
   16,085.57/24,155.76 = 10,472.80/x
3. Step 3: Cross multiply
   16,085.57x = 24,155.76 × 10,472.80
4. Step 4: Simplify right side
   16,085.57x = 252,978,443.33
5. Step 5: Solve for x
   x = 252,978,443.33/16,085.57
6. Step 6: Final answer
   x = 15,727.04