Finding the Fourth Proportional to 41,283.30, 56,971.59 and 22,420.56

Step by Step Solution

1. Step 1: Write the proportion equation
   41,283.30 : 56,971.59 = 22,420.56 : x
2. Step 2: Convert to fraction form
   41,283.30/56,971.59 = 22,420.56/x
3. Step 3: Cross multiply
   41,283.30x = 56,971.59 × 22,420.56
4. Step 4: Simplify right side
   41,283.30x = 1,277,334,951.89
5. Step 5: Solve for x
   x = 1,277,334,951.89/41,283.30
6. Step 6: Final answer
   x = 30,940.72