Finding the Fourth Proportional to 12,709.28, 19,067.82 and 5,695.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,709.28 : 19,067.82 = 5,695.22 : x
2. Step 2: Convert to fraction form
   12,709.28/19,067.82 = 5,695.22/x
3. Step 3: Cross multiply
   12,709.28x = 19,067.82 × 5,695.22
4. Step 4: Simplify right side
   12,709.28x = 108,595,429.82
5. Step 5: Solve for x
   x = 108,595,429.82/12,709.28
6. Step 6: Final answer
   x = 8,544.58