Finding the Fourth Proportional to 2,382.72, 3,287.04 and 1,554.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,382.72 : 3,287.04 = 1,554.24 : x
2. Step 2: Convert to fraction form
   2,382.72/3,287.04 = 1,554.24/x
3. Step 3: Cross multiply
   2,382.72x = 3,287.04 × 1,554.24
4. Step 4: Simplify right side
   2,382.72x = 5,108,849.05
5. Step 5: Solve for x
   x = 5,108,849.05/2,382.72
6. Step 6: Final answer
   x = 2,144.12