Finding the Fourth Proportional to 22,019.59, 30,394.92 and 13,067.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,019.59 : 30,394.92 = 13,067.10 : x
2. Step 2: Convert to fraction form
   22,019.59/30,394.92 = 13,067.10/x
3. Step 3: Cross multiply
   22,019.59x = 30,394.92 × 13,067.10
4. Step 4: Simplify right side
   22,019.59x = 397,173,241.82
5. Step 5: Solve for x
   x = 397,173,241.82/22,019.59
6. Step 6: Final answer
   x = 18,037.27