Finding the Fourth Proportional to 2,674.29, 3,689.90 and 1,554.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,674.29 : 3,689.90 = 1,554.55 : x
2. Step 2: Convert to fraction form
   2,674.29/3,689.90 = 1,554.55/x
3. Step 3: Cross multiply
   2,674.29x = 3,689.90 × 1,554.55
4. Step 4: Simplify right side
   2,674.29x = 5,736,147.73
5. Step 5: Solve for x
   x = 5,736,147.73/2,674.29
6. Step 6: Final answer
   x = 2,144.92