Finding the Fourth Proportional to 9,535.68, 13,158.60 and 5,556.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,535.68 : 13,158.60 = 5,556.96 : x
2. Step 2: Convert to fraction form
   9,535.68/13,158.60 = 5,556.96/x
3. Step 3: Cross multiply
   9,535.68x = 13,158.60 × 5,556.96
4. Step 4: Simplify right side
   9,535.68x = 73,121,813.86
5. Step 5: Solve for x
   x = 73,121,813.86/9,535.68
6. Step 6: Final answer
   x = 7,668.23