Finding the Fourth Proportional to 40,861, 56,388.92 and 22,713.42

Step by Step Solution

1. Step 1: Write the proportion equation
   40,861 : 56,388.92 = 22,713.42 : x
2. Step 2: Convert to fraction form
   40,861/56,388.92 = 22,713.42/x
3. Step 3: Cross multiply
   40,861x = 56,388.92 × 22,713.42
4. Step 4: Simplify right side
   40,861x = 1,280,785,223.31
5. Step 5: Solve for x
   x = 1,280,785,223.31/40,861
6. Step 6: Final answer
   x = 31,344.93