Finding the Fourth Proportional to 2,717.59, 4,077.60 and 1,255.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,717.59 : 4,077.60 = 1,255.96 : x
2. Step 2: Convert to fraction form
   2,717.59/4,077.60 = 1,255.96/x
3. Step 3: Cross multiply
   2,717.59x = 4,077.60 × 1,255.96
4. Step 4: Simplify right side
   2,717.59x = 5,121,302.50
5. Step 5: Solve for x
   x = 5,121,302.50/2,717.59
6. Step 6: Final answer
   x = 1,884.50