Finding the Fourth Proportional to 12,188.41, 18,280.29 and 5,942.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,188.41 : 18,280.29 = 5,942.14 : x
2. Step 2: Convert to fraction form
   12,188.41/18,280.29 = 5,942.14/x
3. Step 3: Cross multiply
   12,188.41x = 18,280.29 × 5,942.14
4. Step 4: Simplify right side
   12,188.41x = 108,624,042.42
5. Step 5: Solve for x
   x = 108,624,042.42/12,188.41
6. Step 6: Final answer
   x = 8,912.08