Finding the Fourth Proportional to 16,907.92, 23,300.04 and 12,183.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,907.92 : 23,300.04 = 12,183.28 : x
2. Step 2: Convert to fraction form
   16,907.92/23,300.04 = 12,183.28/x
3. Step 3: Cross multiply
   16,907.92x = 23,300.04 × 12,183.28
4. Step 4: Simplify right side
   16,907.92x = 283,870,911.33
5. Step 5: Solve for x
   x = 283,870,911.33/16,907.92
6. Step 6: Final answer
   x = 16,789.23