Finding the Fourth Proportional to 2,448.72, 3,379.22 and 1,329.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.72 : 3,379.22 = 1,329.69 : x
2. Step 2: Convert to fraction form
   2,448.72/3,379.22 = 1,329.69/x
3. Step 3: Cross multiply
   2,448.72x = 3,379.22 × 1,329.69
4. Step 4: Simplify right side
   2,448.72x = 4,493,291.50
5. Step 5: Solve for x
   x = 4,493,291.50/2,448.72
6. Step 6: Final answer
   x = 1,834.96