Finding the Fourth Proportional to 41,310.16, 57,007.20 and 22,447.42

Step by Step Solution

1. Step 1: Write the proportion equation
   41,310.16 : 57,007.20 = 22,447.42 : x
2. Step 2: Convert to fraction form
   41,310.16/57,007.20 = 22,447.42/x
3. Step 3: Cross multiply
   41,310.16x = 57,007.20 × 22,447.42
4. Step 4: Simplify right side
   41,310.16x = 1,279,664,561.42
5. Step 5: Solve for x
   x = 1,279,664,561.42/41,310.16
6. Step 6: Final answer
   x = 30,976.99