Finding the Fourth Proportional to 16,768.56, 23,142.64 and 9,601.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,768.56 : 23,142.64 = 9,601.12 : x
2. Step 2: Convert to fraction form
   16,768.56/23,142.64 = 9,601.12/x
3. Step 3: Cross multiply
   16,768.56x = 23,142.64 × 9,601.12
4. Step 4: Simplify right side
   16,768.56x = 222,195,263.76
5. Step 5: Solve for x
   x = 222,195,263.76/16,768.56
6. Step 6: Final answer
   x = 13,250.71