Finding the Fourth Proportional to 41,920.50, 57,850.59 and 23,057.64

Step by Step Solution

1. Step 1: Write the proportion equation
   41,920.50 : 57,850.59 = 23,057.64 : x
2. Step 2: Convert to fraction form
   41,920.50/57,850.59 = 23,057.64/x
3. Step 3: Cross multiply
   41,920.50x = 57,850.59 × 23,057.64
4. Step 4: Simplify right side
   41,920.50x = 1,333,898,078.01
5. Step 5: Solve for x
   x = 1,333,898,078.01/41,920.50
6. Step 6: Final answer
   x = 31,819.71