Finding the Fourth Proportional to 33,155.98, 49,687.37 and 28,206.06

Step by Step Solution

1. Step 1: Write the proportion equation
   33,155.98 : 49,687.37 = 28,206.06 : x
2. Step 2: Convert to fraction form
   33,155.98/49,687.37 = 28,206.06/x
3. Step 3: Cross multiply
   33,155.98x = 49,687.37 × 28,206.06
4. Step 4: Simplify right side
   33,155.98x = 1,401,484,939.46
5. Step 5: Solve for x
   x = 1,401,484,939.46/33,155.98
6. Step 6: Final answer
   x = 42,269.45