Finding the Fourth Proportional to 16,168.92, 24,261.53 and 7,405.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,168.92 : 24,261.53 = 7,405.89 : x
2. Step 2: Convert to fraction form
   16,168.92/24,261.53 = 7,405.89/x
3. Step 3: Cross multiply
   16,168.92x = 24,261.53 × 7,405.89
4. Step 4: Simplify right side
   16,168.92x = 179,678,185.38
5. Step 5: Solve for x
   x = 179,678,185.38/16,168.92
6. Step 6: Final answer
   x = 11,112.57