Finding the Fourth Proportional to 41,128.55, 56,757.42 and 22,265.67

Step by Step Solution

1. Step 1: Write the proportion equation
   41,128.55 : 56,757.42 = 22,265.67 : x
2. Step 2: Convert to fraction form
   41,128.55/56,757.42 = 22,265.67/x
3. Step 3: Cross multiply
   41,128.55x = 56,757.42 × 22,265.67
4. Step 4: Simplify right side
   41,128.55x = 1,263,741,983.77
5. Step 5: Solve for x
   x = 1,263,741,983.77/41,128.55
6. Step 6: Final answer
   x = 30,726.64