Finding the Fourth Proportional to 9,536.67, 13,160.60 and 5,287.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,536.67 : 13,160.60 = 5,287.72 : x
2. Step 2: Convert to fraction form
   9,536.67/13,160.60 = 5,287.72/x
3. Step 3: Cross multiply
   9,536.67x = 13,160.60 × 5,287.72
4. Step 4: Simplify right side
   9,536.67x = 69,589,567.83
5. Step 5: Solve for x
   x = 69,589,567.83/9,536.67
6. Step 6: Final answer
   x = 7,297.05