Finding the Fourth Proportional to 9,660.92, 13,332.56 and 5,411.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,660.92 : 13,332.56 = 5,411.73 : x
2. Step 2: Convert to fraction form
   9,660.92/13,332.56 = 5,411.73/x
3. Step 3: Cross multiply
   9,660.92x = 13,332.56 × 5,411.73
4. Step 4: Simplify right side
   9,660.92x = 72,152,214.93
5. Step 5: Solve for x
   x = 72,152,214.93/9,660.92
6. Step 6: Final answer
   x = 7,468.46