Finding the Fourth Proportional to 41,934.42, 57,870.60 and 22,815.39

Step by Step Solution

1. Step 1: Write the proportion equation
   41,934.42 : 57,870.60 = 22,815.39 : x
2. Step 2: Convert to fraction form
   41,934.42/57,870.60 = 22,815.39/x
3. Step 3: Cross multiply
   41,934.42x = 57,870.60 × 22,815.39
4. Step 4: Simplify right side
   41,934.42x = 1,320,340,308.53
5. Step 5: Solve for x
   x = 1,320,340,308.53/41,934.42
6. Step 6: Final answer
   x = 31,485.84