Finding the Fourth Proportional to 22,236.89, 33,311.50 and 18,081.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,236.89 : 33,311.50 = 18,081.59 : x
2. Step 2: Convert to fraction form
   22,236.89/33,311.50 = 18,081.59/x
3. Step 3: Cross multiply
   22,236.89x = 33,311.50 × 18,081.59
4. Step 4: Simplify right side
   22,236.89x = 602,324,673.52
5. Step 5: Solve for x
   x = 602,324,673.52/22,236.89
6. Step 6: Final answer
   x = 27,086.74