Finding the Fourth Proportional to 40,493.18, 55,880.56 and 22,588.18

Step by Step Solution

1. Step 1: Write the proportion equation
   40,493.18 : 55,880.56 = 22,588.18 : x
2. Step 2: Convert to fraction form
   40,493.18/55,880.56 = 22,588.18/x
3. Step 3: Cross multiply
   40,493.18x = 55,880.56 × 22,588.18
4. Step 4: Simplify right side
   40,493.18x = 1,262,240,147.78
5. Step 5: Solve for x
   x = 1,262,240,147.78/40,493.18
6. Step 6: Final answer
   x = 31,171.67