Finding the Fourth Proportional to 33,005.48, 49,266.73 and 28,355.37

Step by Step Solution

1. Step 1: Write the proportion equation
   33,005.48 : 49,266.73 = 28,355.37 : x
2. Step 2: Convert to fraction form
   33,005.48/49,266.73 = 28,355.37/x
3. Step 3: Cross multiply
   33,005.48x = 49,266.73 × 28,355.37
4. Step 4: Simplify right side
   33,005.48x = 1,396,976,208.53
5. Step 5: Solve for x
   x = 1,396,976,208.53/33,005.48
6. Step 6: Final answer
   x = 42,325.59