Finding the Fourth Proportional to 9,530.77, 13,152.45 and 5,339.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,530.77 : 13,152.45 = 5,339.02 : x
2. Step 2: Convert to fraction form
   9,530.77/13,152.45 = 5,339.02/x
3. Step 3: Cross multiply
   9,530.77x = 13,152.45 × 5,339.02
4. Step 4: Simplify right side
   9,530.77x = 70,221,193.60
5. Step 5: Solve for x
   x = 70,221,193.60/9,530.77
6. Step 6: Final answer
   x = 7,367.84