Finding the Fourth Proportional to 12,168.23, 18,247.89 and 5,926.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,168.23 : 18,247.89 = 5,926.37 : x
2. Step 2: Convert to fraction form
   12,168.23/18,247.89 = 5,926.37/x
3. Step 3: Cross multiply
   12,168.23x = 18,247.89 × 5,926.37
4. Step 4: Simplify right side
   12,168.23x = 108,143,747.86
5. Step 5: Solve for x
   x = 108,143,747.86/12,168.23
6. Step 6: Final answer
   x = 8,887.39