Finding the Fourth Proportional to 2,077.29, 2,863.89 and 1,486.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.29 : 2,863.89 = 1,486.80 : x
2. Step 2: Convert to fraction form
   2,077.29/2,863.89 = 1,486.80/x
3. Step 3: Cross multiply
   2,077.29x = 2,863.89 × 1,486.80
4. Step 4: Simplify right side
   2,077.29x = 4,258,031.65
5. Step 5: Solve for x
   x = 4,258,031.65/2,077.29
6. Step 6: Final answer
   x = 2,049.80