Finding the Fourth Proportional to 2,493.86, 3,442.32 and 1,609.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.86 : 3,442.32 = 1,609.65 : x
2. Step 2: Convert to fraction form
   2,493.86/3,442.32 = 1,609.65/x
3. Step 3: Cross multiply
   2,493.86x = 3,442.32 × 1,609.65
4. Step 4: Simplify right side
   2,493.86x = 5,540,930.39
5. Step 5: Solve for x
   x = 5,540,930.39/2,493.86
6. Step 6: Final answer
   x = 2,221.83