Finding the Fourth Proportional to 2,339.34, 3,507.96 and 1,243.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339.34 : 3,507.96 = 1,243.46 : x
2. Step 2: Convert to fraction form
   2,339.34/3,507.96 = 1,243.46/x
3. Step 3: Cross multiply
   2,339.34x = 3,507.96 × 1,243.46
4. Step 4: Simplify right side
   2,339.34x = 4,362,007.94
5. Step 5: Solve for x
   x = 4,362,007.94/2,339.34
6. Step 6: Final answer
   x = 1,864.63