Finding the Fourth Proportional to 9,659.82, 13,332.51 and 5,469.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,659.82 : 13,332.51 = 5,469.42 : x
2. Step 2: Convert to fraction form
   9,659.82/13,332.51 = 5,469.42/x
3. Step 3: Cross multiply
   9,659.82x = 13,332.51 × 5,469.42
4. Step 4: Simplify right side
   9,659.82x = 72,921,096.84
5. Step 5: Solve for x
   x = 72,921,096.84/9,659.82
6. Step 6: Final answer
   x = 7,548.91