Finding the Fourth Proportional to 41,976, 57,926.88 and 23,112.72

Step by Step Solution

1. Step 1: Write the proportion equation
   41,976 : 57,926.88 = 23,112.72 : x
2. Step 2: Convert to fraction form
   41,976/57,926.88 = 23,112.72/x
3. Step 3: Cross multiply
   41,976x = 57,926.88 × 23,112.72
4. Step 4: Simplify right side
   41,976x = 1,338,847,757.91
5. Step 5: Solve for x
   x = 1,338,847,757.91/41,976
6. Step 6: Final answer
   x = 31,895.55