Finding the Fourth Proportional to 2,658.39, 3,668.55 and 1,610.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658.39 : 3,668.55 = 1,610.43 : x
2. Step 2: Convert to fraction form
   2,658.39/3,668.55 = 1,610.43/x
3. Step 3: Cross multiply
   2,658.39x = 3,668.55 × 1,610.43
4. Step 4: Simplify right side
   2,658.39x = 5,907,942.98
5. Step 5: Solve for x
   x = 5,907,942.98/2,658.39
6. Step 6: Final answer
   x = 2,222.38