Finding the Fourth Proportional to 9,797.60, 13,504.96 and 7,669.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,797.60 : 13,504.96 = 7,669.52 : x
2. Step 2: Convert to fraction form
   9,797.60/13,504.96 = 7,669.52/x
3. Step 3: Cross multiply
   9,797.60x = 13,504.96 × 7,669.52
4. Step 4: Simplify right side
   9,797.60x = 103,576,560.82
5. Step 5: Solve for x
   x = 103,576,560.82/9,797.60
6. Step 6: Final answer
   x = 10,571.63