Finding the Fourth Proportional to 2,339.24, 3,510.18 and 1,243.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339.24 : 3,510.18 = 1,243.16 : x
2. Step 2: Convert to fraction form
   2,339.24/3,510.18 = 1,243.16/x
3. Step 3: Cross multiply
   2,339.24x = 3,510.18 × 1,243.16
4. Step 4: Simplify right side
   2,339.24x = 4,363,715.37
5. Step 5: Solve for x
   x = 4,363,715.37/2,339.24
6. Step 6: Final answer
   x = 1,865.44