Finding the Fourth Proportional to 22,242.37, 30,693.15 and 12,168.81

Step by Step Solution

1. Step 1: Write the proportion equation
   22,242.37 : 30,693.15 = 12,168.81 : x
2. Step 2: Convert to fraction form
   22,242.37/30,693.15 = 12,168.81/x
3. Step 3: Cross multiply
   22,242.37x = 30,693.15 × 12,168.81
4. Step 4: Simplify right side
   22,242.37x = 373,499,033.92
5. Step 5: Solve for x
   x = 373,499,033.92/22,242.37
6. Step 6: Final answer
   x = 16,792.23