Finding the Fourth Proportional to 2,448.50, 3,378.92 and 1,329.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.50 : 3,378.92 = 1,329.43 : x
2. Step 2: Convert to fraction form
   2,448.50/3,378.92 = 1,329.43/x
3. Step 3: Cross multiply
   2,448.50x = 3,378.92 × 1,329.43
4. Step 4: Simplify right side
   2,448.50x = 4,492,022.52
5. Step 5: Solve for x
   x = 4,492,022.52/2,448.50
6. Step 6: Final answer
   x = 1,834.61