Finding the Fourth Proportional to 2,095.71, 2,891.86 and 1,256.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.71 : 2,891.86 = 1,256.39 : x
2. Step 2: Convert to fraction form
   2,095.71/2,891.86 = 1,256.39/x
3. Step 3: Cross multiply
   2,095.71x = 2,891.86 × 1,256.39
4. Step 4: Simplify right side
   2,095.71x = 3,633,297.70
5. Step 5: Solve for x
   x = 3,633,297.70/2,095.71
6. Step 6: Final answer
   x = 1,733.68