Finding the Fourth Proportional to 40,118.94, 55,364.72 and 22,213.91

Step by Step Solution

1. Step 1: Write the proportion equation
   40,118.94 : 55,364.72 = 22,213.91 : x
2. Step 2: Convert to fraction form
   40,118.94/55,364.72 = 22,213.91/x
3. Step 3: Cross multiply
   40,118.94x = 55,364.72 × 22,213.91
4. Step 4: Simplify right side
   40,118.94x = 1,229,866,519.36
5. Step 5: Solve for x
   x = 1,229,866,519.36/40,118.94
6. Step 6: Final answer
   x = 30,655.51