Finding the Fourth Proportional to 33,281.72, 49,797.50 and 19,905.48

Step by Step Solution

1. Step 1: Write the proportion equation
   33,281.72 : 49,797.50 = 19,905.48 : x
2. Step 2: Convert to fraction form
   33,281.72/49,797.50 = 19,905.48/x
3. Step 3: Cross multiply
   33,281.72x = 49,797.50 × 19,905.48
4. Step 4: Simplify right side
   33,281.72x = 991,243,040.77
5. Step 5: Solve for x
   x = 991,243,040.77/33,281.72
6. Step 6: Final answer
   x = 29,783.41