Finding the Fourth Proportional to 2,436.36, 3,362.61 and 1,442.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.36 : 3,362.61 = 1,442.19 : x
2. Step 2: Convert to fraction form
   2,436.36/3,362.61 = 1,442.19/x
3. Step 3: Cross multiply
   2,436.36x = 3,362.61 × 1,442.19
4. Step 4: Simplify right side
   2,436.36x = 4,849,522.52
5. Step 5: Solve for x
   x = 4,849,522.52/2,436.36
6. Step 6: Final answer
   x = 1,990.48