Finding the Fourth Proportional to 9,882.56, 13,626.72 and 7,394.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,882.56 : 13,626.72 = 7,394.24 : x
2. Step 2: Convert to fraction form
   9,882.56/13,626.72 = 7,394.24/x
3. Step 3: Cross multiply
   9,882.56x = 13,626.72 × 7,394.24
4. Step 4: Simplify right side
   9,882.56x = 100,759,238.09
5. Step 5: Solve for x
   x = 100,759,238.09/9,882.56
6. Step 6: Final answer
   x = 10,195.66