Finding the Fourth Proportional to 2,381.43, 3,287.58 and 1,497.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,381.43 : 3,287.58 = 1,497.72 : x
2. Step 2: Convert to fraction form
   2,381.43/3,287.58 = 1,497.72/x
3. Step 3: Cross multiply
   2,381.43x = 3,287.58 × 1,497.72
4. Step 4: Simplify right side
   2,381.43x = 4,923,874.32
5. Step 5: Solve for x
   x = 4,923,874.32/2,381.43
6. Step 6: Final answer
   x = 2,067.61