Finding the Fourth Proportional to 2,673.24, 3,689.34 and 1,554.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,673.24 : 3,689.34 = 1,554.52 : x
2. Step 2: Convert to fraction form
   2,673.24/3,689.34 = 1,554.52/x
3. Step 3: Cross multiply
   2,673.24x = 3,689.34 × 1,554.52
4. Step 4: Simplify right side
   2,673.24x = 5,735,152.82
5. Step 5: Solve for x
   x = 5,735,152.82/2,673.24
6. Step 6: Final answer
   x = 2,145.39