Finding the Fourth Proportional to 9,584.38, 13,235.16 and 7,222.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,584.38 : 13,235.16 = 7,222.42 : x
2. Step 2: Convert to fraction form
   9,584.38/13,235.16 = 7,222.42/x
3. Step 3: Cross multiply
   9,584.38x = 13,235.16 × 7,222.42
4. Step 4: Simplify right side
   9,584.38x = 95,589,884.29
5. Step 5: Solve for x
   x = 95,589,884.29/9,584.38
6. Step 6: Final answer
   x = 9,973.51