Finding the Fourth Proportional to 2,423.48, 3,344.59 and 1,361.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.48 : 3,344.59 = 1,361.31 : x
2. Step 2: Convert to fraction form
   2,423.48/3,344.59 = 1,361.31/x
3. Step 3: Cross multiply
   2,423.48x = 3,344.59 × 1,361.31
4. Step 4: Simplify right side
   2,423.48x = 4,553,020.41
5. Step 5: Solve for x
   x = 4,553,020.41/2,423.48
6. Step 6: Final answer
   x = 1,878.72