Finding the Fourth Proportional to 33,222.64, 49,828.20 and 12,441.84

Step by Step Solution

1. Step 1: Write the proportion equation
   33,222.64 : 49,828.20 = 12,441.84 : x
2. Step 2: Convert to fraction form
   33,222.64/49,828.20 = 12,441.84/x
3. Step 3: Cross multiply
   33,222.64x = 49,828.20 × 12,441.84
4. Step 4: Simplify right side
   33,222.64x = 619,954,491.89
5. Step 5: Solve for x
   x = 619,954,491.89/33,222.64
6. Step 6: Final answer
   x = 18,660.60