Finding the Fourth Proportional to 40,986.79, 56,561.97 and 23,082.10

Step by Step Solution

1. Step 1: Write the proportion equation
   40,986.79 : 56,561.97 = 23,082.10 : x
2. Step 2: Convert to fraction form
   40,986.79/56,561.97 = 23,082.10/x
3. Step 3: Cross multiply
   40,986.79x = 56,561.97 × 23,082.10
4. Step 4: Simplify right side
   40,986.79x = 1,305,568,992.89
5. Step 5: Solve for x
   x = 1,305,568,992.89/40,986.79
6. Step 6: Final answer
   x = 31,853.41