Finding the Fourth Proportional to 2,495.48, 3,443.85 and 1,433.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,495.48 : 3,443.85 = 1,433.39 : x
2. Step 2: Convert to fraction form
   2,495.48/3,443.85 = 1,433.39/x
3. Step 3: Cross multiply
   2,495.48x = 3,443.85 × 1,433.39
4. Step 4: Simplify right side
   2,495.48x = 4,936,362.93
5. Step 5: Solve for x
   x = 4,936,362.93/2,495.48
6. Step 6: Final answer
   x = 1,978.13