Finding the Fourth Proportional to 22,499.33, 31,049.40 and 13,067.89

Step by Step Solution

1. Step 1: Write the proportion equation
   22,499.33 : 31,049.40 = 13,067.89 : x
2. Step 2: Convert to fraction form
   22,499.33/31,049.40 = 13,067.89/x
3. Step 3: Cross multiply
   22,499.33x = 31,049.40 × 13,067.89
4. Step 4: Simplify right side
   22,499.33x = 405,750,143.77
5. Step 5: Solve for x
   x = 405,750,143.77/22,499.33
6. Step 6: Final answer
   x = 18,033.88