Finding the Fourth Proportional to 2,081.43, 2,868.42 and 1,490.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081.43 : 2,868.42 = 1,490.94 : x
2. Step 2: Convert to fraction form
   2,081.43/2,868.42 = 1,490.94/x
3. Step 3: Cross multiply
   2,081.43x = 2,868.42 × 1,490.94
4. Step 4: Simplify right side
   2,081.43x = 4,276,642.11
5. Step 5: Solve for x
   x = 4,276,642.11/2,081.43
6. Step 6: Final answer
   x = 2,054.67