Finding the Fourth Proportional to 2,658.43, 3,666.72 and 1,950.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658.43 : 3,666.72 = 1,950.49 : x
2. Step 2: Convert to fraction form
   2,658.43/3,666.72 = 1,950.49/x
3. Step 3: Cross multiply
   2,658.43x = 3,666.72 × 1,950.49
4. Step 4: Simplify right side
   2,658.43x = 7,151,898.84
5. Step 5: Solve for x
   x = 7,151,898.84/2,658.43
6. Step 6: Final answer
   x = 2,690.27