Finding the Fourth Proportional to 2,342.48, 3,233.57 and 1,535.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,342.48 : 3,233.57 = 1,535.31 : x
2. Step 2: Convert to fraction form
   2,342.48/3,233.57 = 1,535.31/x
3. Step 3: Cross multiply
   2,342.48x = 3,233.57 × 1,535.31
4. Step 4: Simplify right side
   2,342.48x = 4,964,524.68
5. Step 5: Solve for x
   x = 4,964,524.68/2,342.48
6. Step 6: Final answer
   x = 2,119.35