Finding the Fourth Proportional to 22,111.65, 30,514.71 and 12,040.26

Step by Step Solution

1. Step 1: Write the proportion equation
   22,111.65 : 30,514.71 = 12,040.26 : x
2. Step 2: Convert to fraction form
   22,111.65/30,514.71 = 12,040.26/x
3. Step 3: Cross multiply
   22,111.65x = 30,514.71 × 12,040.26
4. Step 4: Simplify right side
   22,111.65x = 367,405,042.22
5. Step 5: Solve for x
   x = 367,405,042.22/22,111.65
6. Step 6: Final answer
   x = 16,615.90