Finding the Fourth Proportional to 40,777.98, 56,274.59 and 22,874.31

Step by Step Solution

1. Step 1: Write the proportion equation
   40,777.98 : 56,274.59 = 22,874.31 : x
2. Step 2: Convert to fraction form
   40,777.98/56,274.59 = 22,874.31/x
3. Step 3: Cross multiply
   40,777.98x = 56,274.59 × 22,874.31
4. Step 4: Simplify right side
   40,777.98x = 1,287,242,392.27
5. Step 5: Solve for x
   x = 1,287,242,392.27/40,777.98
6. Step 6: Final answer
   x = 31,567.09