Finding the Fourth Proportional to 12,053.97, 18,078.24 and 3,289.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,053.97 : 18,078.24 = 3,289.59 : x
2. Step 2: Convert to fraction form
   12,053.97/18,078.24 = 3,289.59/x
3. Step 3: Cross multiply
   12,053.97x = 18,078.24 × 3,289.59
4. Step 4: Simplify right side
   12,053.97x = 59,469,997.52
5. Step 5: Solve for x
   x = 59,469,997.52/12,053.97
6. Step 6: Final answer
   x = 4,933.64