Finding the Fourth Proportional to 9,395.37, 12,959.55 and 7,152.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,395.37 : 12,959.55 = 7,152.33 : x
2. Step 2: Convert to fraction form
   9,395.37/12,959.55 = 7,152.33/x
3. Step 3: Cross multiply
   9,395.37x = 12,959.55 × 7,152.33
4. Step 4: Simplify right side
   9,395.37x = 92,690,978.25
5. Step 5: Solve for x
   x = 92,690,978.25/9,395.37
6. Step 6: Final answer
   x = 9,865.60