Finding the Fourth Proportional to 9,636.42, 13,299.39 and 5,444.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,636.42 : 13,299.39 = 5,444.67 : x
2. Step 2: Convert to fraction form
   9,636.42/13,299.39 = 5,444.67/x
3. Step 3: Cross multiply
   9,636.42x = 13,299.39 × 5,444.67
4. Step 4: Simplify right side
   9,636.42x = 72,410,789.75
5. Step 5: Solve for x
   x = 72,410,789.75/9,636.42
6. Step 6: Final answer
   x = 7,514.28