Finding the Fourth Proportional to 40,348.62, 55,674.68 and 22,443.57

Step by Step Solution

1. Step 1: Write the proportion equation
   40,348.62 : 55,674.68 = 22,443.57 : x
2. Step 2: Convert to fraction form
   40,348.62/55,674.68 = 22,443.57/x
3. Step 3: Cross multiply
   40,348.62x = 55,674.68 × 22,443.57
4. Step 4: Simplify right side
   40,348.62x = 1,249,538,465.59
5. Step 5: Solve for x
   x = 1,249,538,465.59/40,348.62
6. Step 6: Final answer
   x = 30,968.56