Finding the Fourth Proportional to 16,723.76, 23,078.82 and 9,271.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,723.76 : 23,078.82 = 9,271.76 : x
2. Step 2: Convert to fraction form
   16,723.76/23,078.82 = 9,271.76/x
3. Step 3: Cross multiply
   16,723.76x = 23,078.82 × 9,271.76
4. Step 4: Simplify right side
   16,723.76x = 213,981,280.12
5. Step 5: Solve for x
   x = 213,981,280.12/16,723.76
6. Step 6: Final answer
   x = 12,795.05