Finding the Fourth Proportional to 2,228.93, 3,329.85 and 1,442.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228.93 : 3,329.85 = 1,442.53 : x
2. Step 2: Convert to fraction form
   2,228.93/3,329.85 = 1,442.53/x
3. Step 3: Cross multiply
   2,228.93x = 3,329.85 × 1,442.53
4. Step 4: Simplify right side
   2,228.93x = 4,803,400.20
5. Step 5: Solve for x
   x = 4,803,400.20/2,228.93
6. Step 6: Final answer
   x = 2,155.02