Finding the Fourth Proportional to 40,854.88, 56,379.30 and 22,705.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,854.88 : 56,379.30 = 22,705.50 : x
2. Step 2: Convert to fraction form
   40,854.88/56,379.30 = 22,705.50/x
3. Step 3: Cross multiply
   40,854.88x = 56,379.30 × 22,705.50
4. Step 4: Simplify right side
   40,854.88x = 1,280,120,196.15
5. Step 5: Solve for x
   x = 1,280,120,196.15/40,854.88
6. Step 6: Final answer
   x = 31,333.35