Finding the Fourth Proportional to 9,609.27, 13,260.86 and 5,360.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,609.27 : 13,260.86 = 5,360.59 : x
2. Step 2: Convert to fraction form
   9,609.27/13,260.86 = 5,360.59/x
3. Step 3: Cross multiply
   9,609.27x = 13,260.86 × 5,360.59
4. Step 4: Simplify right side
   9,609.27x = 71,086,033.51
5. Step 5: Solve for x
   x = 71,086,033.51/9,609.27
6. Step 6: Final answer
   x = 7,397.65