Finding the Fourth Proportional to 2,386.94, 3,293.37 and 1,442.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386.94 : 3,293.37 = 1,442.48 : x
2. Step 2: Convert to fraction form
   2,386.94/3,293.37 = 1,442.48/x
3. Step 3: Cross multiply
   2,386.94x = 3,293.37 × 1,442.48
4. Step 4: Simplify right side
   2,386.94x = 4,750,603.89
5. Step 5: Solve for x
   x = 4,750,603.89/2,386.94
6. Step 6: Final answer
   x = 1,990.25