Finding the Fourth Proportional to 12,932.94, 17,850.06 and 8,448.60

Step by Step Solution

1. Step 1: Write the proportion equation
   12,932.94 : 17,850.06 = 8,448.60 : x
2. Step 2: Convert to fraction form
   12,932.94/17,850.06 = 8,448.60/x
3. Step 3: Cross multiply
   12,932.94x = 17,850.06 × 8,448.60
4. Step 4: Simplify right side
   12,932.94x = 150,808,016.92
5. Step 5: Solve for x
   x = 150,808,016.92/12,932.94
6. Step 6: Final answer
   x = 11,660.77