Finding the Fourth Proportional to 2,160.15, 3,238.24 and 1,049.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,160.15 : 3,238.24 = 1,049.33 : x
2. Step 2: Convert to fraction form
   2,160.15/3,238.24 = 1,049.33/x
3. Step 3: Cross multiply
   2,160.15x = 3,238.24 × 1,049.33
4. Step 4: Simplify right side
   2,160.15x = 3,397,982.38
5. Step 5: Solve for x
   x = 3,397,982.38/2,160.15
6. Step 6: Final answer
   x = 1,573.03