Finding the Fourth Proportional to 33,011.51, 49,548.71 and 20,493.65

Step by Step Solution

1. Step 1: Write the proportion equation
   33,011.51 : 49,548.71 = 20,493.65 : x
2. Step 2: Convert to fraction form
   33,011.51/49,548.71 = 20,493.65/x
3. Step 3: Cross multiply
   33,011.51x = 49,548.71 × 20,493.65
4. Step 4: Simplify right side
   33,011.51x = 1,015,433,920.69
5. Step 5: Solve for x
   x = 1,015,433,920.69/33,011.51
6. Step 6: Final answer
   x = 30,760.00