Finding the Fourth Proportional to 22,111.96, 30,513.47 and 12,040.36

Step by Step Solution

1. Step 1: Write the proportion equation
   22,111.96 : 30,513.47 = 12,040.36 : x
2. Step 2: Convert to fraction form
   22,111.96/30,513.47 = 12,040.36/x
3. Step 3: Cross multiply
   22,111.96x = 30,513.47 × 12,040.36
4. Step 4: Simplify right side
   22,111.96x = 367,393,154.73
5. Step 5: Solve for x
   x = 367,393,154.73/22,111.96
6. Step 6: Final answer
   x = 16,615.13