Finding the Fourth Proportional to 9,682.56, 13,367.61 and 7,440.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,682.56 : 13,367.61 = 7,440.03 : x
2. Step 2: Convert to fraction form
   9,682.56/13,367.61 = 7,440.03/x
3. Step 3: Cross multiply
   9,682.56x = 13,367.61 × 7,440.03
4. Step 4: Simplify right side
   9,682.56x = 99,455,419.43
5. Step 5: Solve for x
   x = 99,455,419.43/9,682.56
6. Step 6: Final answer
   x = 10,271.60