Finding the Fourth Proportional to 2,448.71, 3,379.12 and 1,329.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.71 : 3,379.12 = 1,329.62 : x
2. Step 2: Convert to fraction form
   2,448.71/3,379.12 = 1,329.62/x
3. Step 3: Cross multiply
   2,448.71x = 3,379.12 × 1,329.62
4. Step 4: Simplify right side
   2,448.71x = 4,492,958.42
5. Step 5: Solve for x
   x = 4,492,958.42/2,448.71
6. Step 6: Final answer
   x = 1,834.83