Finding the Fourth Proportional to 2,327.75, 3,212.30 and 1,279.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.75 : 3,212.30 = 1,279.82 : x
2. Step 2: Convert to fraction form
   2,327.75/3,212.30 = 1,279.82/x
3. Step 3: Cross multiply
   2,327.75x = 3,212.30 × 1,279.82
4. Step 4: Simplify right side
   2,327.75x = 4,111,165.79
5. Step 5: Solve for x
   x = 4,111,165.79/2,327.75
6. Step 6: Final answer
   x = 1,766.15