Finding the Fourth Proportional to 9,585.52, 13,228.04 and 5,393.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,585.52 : 13,228.04 = 5,393.77 : x
2. Step 2: Convert to fraction form
   9,585.52/13,228.04 = 5,393.77/x
3. Step 3: Cross multiply
   9,585.52x = 13,228.04 × 5,393.77
4. Step 4: Simplify right side
   9,585.52x = 71,349,005.31
5. Step 5: Solve for x
   x = 71,349,005.31/9,585.52
6. Step 6: Final answer
   x = 7,443.42