Finding the Fourth Proportional to 16,628.91, 22,951.83 and 9,559.44

Step by Step Solution

1. Step 1: Write the proportion equation
   16,628.91 : 22,951.83 = 9,559.44 : x
2. Step 2: Convert to fraction form
   16,628.91/22,951.83 = 9,559.44/x
3. Step 3: Cross multiply
   16,628.91x = 22,951.83 × 9,559.44
4. Step 4: Simplify right side
   16,628.91x = 219,406,641.78
5. Step 5: Solve for x
   x = 219,406,641.78/16,628.91
6. Step 6: Final answer
   x = 13,194.29