Finding the Fourth Proportional to 9,587.88, 13,231.27 and 5,396.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,587.88 : 13,231.27 = 5,396.22 : x
2. Step 2: Convert to fraction form
   9,587.88/13,231.27 = 5,396.22/x
3. Step 3: Cross multiply
   9,587.88x = 13,231.27 × 5,396.22
4. Step 4: Simplify right side
   9,587.88x = 71,398,816.82
5. Step 5: Solve for x
   x = 71,398,816.82/9,587.88
6. Step 6: Final answer
   x = 7,446.78