Finding the Fourth Proportional to 16,150.83, 22,286.98 and 9,078.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,150.83 : 22,286.98 = 9,078.31 : x
2. Step 2: Convert to fraction form
   16,150.83/22,286.98 = 9,078.31/x
3. Step 3: Cross multiply
   16,150.83x = 22,286.98 × 9,078.31
4. Step 4: Simplify right side
   16,150.83x = 202,328,152.61
5. Step 5: Solve for x
   x = 202,328,152.61/16,150.83
6. Step 6: Final answer
   x = 12,527.42