Finding the Fourth Proportional to 16,153.62, 22,289.58 and 9,078.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,153.62 : 22,289.58 = 9,078.69 : x
2. Step 2: Convert to fraction form
   16,153.62/22,289.58 = 9,078.69/x
3. Step 3: Cross multiply
   16,153.62x = 22,289.58 × 9,078.69
4. Step 4: Simplify right side
   16,153.62x = 202,360,187.05
5. Step 5: Solve for x
   x = 202,360,187.05/16,153.62
6. Step 6: Final answer
   x = 12,527.23