Finding the Fourth Proportional to 41,288.56, 56,978.50 and 22,425.68

Step by Step Solution

1. Step 1: Write the proportion equation
   41,288.56 : 56,978.50 = 22,425.68 : x
2. Step 2: Convert to fraction form
   41,288.56/56,978.50 = 22,425.68/x
3. Step 3: Cross multiply
   41,288.56x = 56,978.50 × 22,425.68
4. Step 4: Simplify right side
   41,288.56x = 1,277,781,607.88
5. Step 5: Solve for x
   x = 1,277,781,607.88/41,288.56
6. Step 6: Final answer
   x = 30,947.59