Finding the Fourth Proportional to 2,327.48, 3,211.98 and 1,279.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.48 : 3,211.98 = 1,279.55 : x
2. Step 2: Convert to fraction form
   2,327.48/3,211.98 = 1,279.55/x
3. Step 3: Cross multiply
   2,327.48x = 3,211.98 × 1,279.55
4. Step 4: Simplify right side
   2,327.48x = 4,109,877.77
5. Step 5: Solve for x
   x = 4,109,877.77/2,327.48
6. Step 6: Final answer
   x = 1,765.80