Finding the Fourth Proportional to 2,339.82, 3,510.27 and 1,245.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339.82 : 3,510.27 = 1,245.24 : x
2. Step 2: Convert to fraction form
   2,339.82/3,510.27 = 1,245.24/x
3. Step 3: Cross multiply
   2,339.82x = 3,510.27 × 1,245.24
4. Step 4: Simplify right side
   2,339.82x = 4,371,128.61
5. Step 5: Solve for x
   x = 4,371,128.61/2,339.82
6. Step 6: Final answer
   x = 1,868.15