Finding the Fourth Proportional to 9,760.48, 14,615.40 and 8,196.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,760.48 : 14,615.40 = 8,196.88 : x
2. Step 2: Convert to fraction form
   9,760.48/14,615.40 = 8,196.88/x
3. Step 3: Cross multiply
   9,760.48x = 14,615.40 × 8,196.88
4. Step 4: Simplify right side
   9,760.48x = 119,800,679.95
5. Step 5: Solve for x
   x = 119,800,679.95/9,760.48
6. Step 6: Final answer
   x = 12,274.06