Finding the Fourth Proportional to 2,442.80, 3,371.05 and 1,323.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442.80 : 3,371.05 = 1,323.72 : x
2. Step 2: Convert to fraction form
   2,442.80/3,371.05 = 1,323.72/x
3. Step 3: Cross multiply
   2,442.80x = 3,371.05 × 1,323.72
4. Step 4: Simplify right side
   2,442.80x = 4,462,327.96
5. Step 5: Solve for x
   x = 4,462,327.96/2,442.80
6. Step 6: Final answer
   x = 1,826.72