Finding the Fourth Proportional to 33,010.73, 45,550.72 and 21,081.05

Step by Step Solution

1. Step 1: Write the proportion equation
   33,010.73 : 45,550.72 = 21,081.05 : x
2. Step 2: Convert to fraction form
   33,010.73/45,550.72 = 21,081.05/x
3. Step 3: Cross multiply
   33,010.73x = 45,550.72 × 21,081.05
4. Step 4: Simplify right side
   33,010.73x = 960,256,900.45
5. Step 5: Solve for x
   x = 960,256,900.45/33,010.73
6. Step 6: Final answer
   x = 29,089.24