Finding the Fourth Proportional to 9,608.66, 13,259.46 and 5,358.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,608.66 : 13,259.46 = 5,358.96 : x
2. Step 2: Convert to fraction form
   9,608.66/13,259.46 = 5,358.96/x
3. Step 3: Cross multiply
   9,608.66x = 13,259.46 × 5,358.96
4. Step 4: Simplify right side
   9,608.66x = 71,056,915.76
5. Step 5: Solve for x
   x = 71,056,915.76/9,608.66
6. Step 6: Final answer
   x = 7,395.09