Finding the Fourth Proportional to 22,067.49, 30,449.73 and 13,111.68

Step by Step Solution

1. Step 1: Write the proportion equation
   22,067.49 : 30,449.73 = 13,111.68 : x
2. Step 2: Convert to fraction form
   22,067.49/30,449.73 = 13,111.68/x
3. Step 3: Cross multiply
   22,067.49x = 30,449.73 × 13,111.68
4. Step 4: Simplify right side
   22,067.49x = 399,247,115.85
5. Step 5: Solve for x
   x = 399,247,115.85/22,067.49
6. Step 6: Final answer
   x = 18,092.09