Finding the Fourth Proportional to 33,178.50, 45,786.33 and 18,274.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,178.50 : 45,786.33 = 18,274.50 : x
2. Step 2: Convert to fraction form
   33,178.50/45,786.33 = 18,274.50/x
3. Step 3: Cross multiply
   33,178.50x = 45,786.33 × 18,274.50
4. Step 4: Simplify right side
   33,178.50x = 836,722,287.59
5. Step 5: Solve for x
   x = 836,722,287.59/33,178.50
6. Step 6: Final answer
   x = 25,218.81