Finding the Fourth Proportional to 41,890.88, 57,809.42 and 23,991.81

Step by Step Solution

1. Step 1: Write the proportion equation
   41,890.88 : 57,809.42 = 23,991.81 : x
2. Step 2: Convert to fraction form
   41,890.88/57,809.42 = 23,991.81/x
3. Step 3: Cross multiply
   41,890.88x = 57,809.42 × 23,991.81
4. Step 4: Simplify right side
   41,890.88x = 1,386,952,500.89
5. Step 5: Solve for x
   x = 1,386,952,500.89/41,890.88
6. Step 6: Final answer
   x = 33,108.70