Finding the Fourth Proportional to 9,650.88, 13,317.62 and 9,367.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,650.88 : 13,317.62 = 9,367.79 : x
2. Step 2: Convert to fraction form
   9,650.88/13,317.62 = 9,367.79/x
3. Step 3: Cross multiply
   9,650.88x = 13,317.62 × 9,367.79
4. Step 4: Simplify right side
   9,650.88x = 124,756,554.03
5. Step 5: Solve for x
   x = 124,756,554.03/9,650.88
6. Step 6: Final answer
   x = 12,926.96