Finding the Fourth Proportional to 16,768.52, 23,142.60 and 9,601.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,768.52 : 23,142.60 = 9,601.12 : x
2. Step 2: Convert to fraction form
   16,768.52/23,142.60 = 9,601.12/x
3. Step 3: Cross multiply
   16,768.52x = 23,142.60 × 9,601.12
4. Step 4: Simplify right side
   16,768.52x = 222,194,879.71
5. Step 5: Solve for x
   x = 222,194,879.71/16,768.52
6. Step 6: Final answer
   x = 13,250.72