Finding the Fourth Proportional to 22,067.91, 30,451.46 and 13,570.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,067.91 : 30,451.46 = 13,570.56 : x
2. Step 2: Convert to fraction form
   22,067.91/30,451.46 = 13,570.56/x
3. Step 3: Cross multiply
   22,067.91x = 30,451.46 × 13,570.56
4. Step 4: Simplify right side
   22,067.91x = 413,243,297.16
5. Step 5: Solve for x
   x = 413,243,297.16/22,067.91
6. Step 6: Final answer
   x = 18,725.98