Finding the Fourth Proportional to 89,128.82, 133,693.53 and 22,568.91

Step by Step Solution

1. Step 1: Write the proportion equation
   89,128.82 : 133,693.53 = 22,568.91 : x
2. Step 2: Convert to fraction form
   89,128.82/133,693.53 = 22,568.91/x
3. Step 3: Cross multiply
   89,128.82x = 133,693.53 × 22,568.91
4. Step 4: Simplify right side
   89,128.82x = 3,017,317,133.31
5. Step 5: Solve for x
   x = 3,017,317,133.31/89,128.82
6. Step 6: Final answer
   x = 33,853.44