Finding the Fourth Proportional to 40,661.31, 56,112.89 and 22,757.97

Step by Step Solution

1. Step 1: Write the proportion equation
   40,661.31 : 56,112.89 = 22,757.97 : x
2. Step 2: Convert to fraction form
   40,661.31/56,112.89 = 22,757.97/x
3. Step 3: Cross multiply
   40,661.31x = 56,112.89 × 22,757.97
4. Step 4: Simplify right side
   40,661.31x = 1,277,015,467.23
5. Step 5: Solve for x
   x = 1,277,015,467.23/40,661.31
6. Step 6: Final answer
   x = 31,406.16