Finding the Fourth Proportional to 2,327.91, 3,212.52 and 1,279.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.91 : 3,212.52 = 1,279.97 : x
2. Step 2: Convert to fraction form
   2,327.91/3,212.52 = 1,279.97/x
3. Step 3: Cross multiply
   2,327.91x = 3,212.52 × 1,279.97
4. Step 4: Simplify right side
   2,327.91x = 4,111,920.41
5. Step 5: Solve for x
   x = 4,111,920.41/2,327.91
6. Step 6: Final answer
   x = 1,766.36