Finding the Fourth Proportional to 16,253.16, 22,429.71 and 9,179.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,253.16 : 22,429.71 = 9,179.63 : x
2. Step 2: Convert to fraction form
   16,253.16/22,429.71 = 9,179.63/x
3. Step 3: Cross multiply
   16,253.16x = 22,429.71 × 9,179.63
4. Step 4: Simplify right side
   16,253.16x = 205,896,410.77
5. Step 5: Solve for x
   x = 205,896,410.77/16,253.16
6. Step 6: Final answer
   x = 12,668.09