Finding the Fourth Proportional to 16,833.42, 23,229.98 and 9,279.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,833.42 : 23,229.98 = 9,279.77 : x
2. Step 2: Convert to fraction form
   16,833.42/23,229.98 = 9,279.77/x
3. Step 3: Cross multiply
   16,833.42x = 23,229.98 × 9,279.77
4. Step 4: Simplify right side
   16,833.42x = 215,568,708.96
5. Step 5: Solve for x
   x = 215,568,708.96/16,833.42
6. Step 6: Final answer
   x = 12,806.00