Finding the Fourth Proportional to 2,531.06, 3,794.27 and 886.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.06 : 3,794.27 = 886.71 : x
2. Step 2: Convert to fraction form
   2,531.06/3,794.27 = 886.71/x
3. Step 3: Cross multiply
   2,531.06x = 3,794.27 × 886.71
4. Step 4: Simplify right side
   2,531.06x = 3,364,417.15
5. Step 5: Solve for x
   x = 3,364,417.15/2,531.06
6. Step 6: Final answer
   x = 1,329.25