Finding the Fourth Proportional to 41,222.56, 56,886.42 and 22,359.28

Step by Step Solution

1. Step 1: Write the proportion equation
   41,222.56 : 56,886.42 = 22,359.28 : x
2. Step 2: Convert to fraction form
   41,222.56/56,886.42 = 22,359.28/x
3. Step 3: Cross multiply
   41,222.56x = 56,886.42 × 22,359.28
4. Step 4: Simplify right side
   41,222.56x = 1,271,939,392.98
5. Step 5: Solve for x
   x = 1,271,939,392.98/41,222.56
6. Step 6: Final answer
   x = 30,855.42