Finding the Fourth Proportional to 41,042.50, 56,638.79 and 22,179.76

Step by Step Solution

1. Step 1: Write the proportion equation
   41,042.50 : 56,638.79 = 22,179.76 : x
2. Step 2: Convert to fraction form
   41,042.50/56,638.79 = 22,179.76/x
3. Step 3: Cross multiply
   41,042.50x = 56,638.79 × 22,179.76
4. Step 4: Simplify right side
   41,042.50x = 1,256,234,768.89
5. Step 5: Solve for x
   x = 1,256,234,768.89/41,042.50
6. Step 6: Final answer
   x = 30,608.14