Finding the Fourth Proportional to 33,032.61, 49,552.56 and 13,311.54

Step by Step Solution

1. Step 1: Write the proportion equation
   33,032.61 : 49,552.56 = 13,311.54 : x
2. Step 2: Convert to fraction form
   33,032.61/49,552.56 = 13,311.54/x
3. Step 3: Cross multiply
   33,032.61x = 49,552.56 × 13,311.54
4. Step 4: Simplify right side
   33,032.61x = 659,620,884.54
5. Step 5: Solve for x
   x = 659,620,884.54/33,032.61
6. Step 6: Final answer
   x = 19,968.78