Finding the Fourth Proportional to 2,595.52, 3,891.48 and 1,279.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,595.52 : 3,891.48 = 1,279.54 : x
2. Step 2: Convert to fraction form
   2,595.52/3,891.48 = 1,279.54/x
3. Step 3: Cross multiply
   2,595.52x = 3,891.48 × 1,279.54
4. Step 4: Simplify right side
   2,595.52x = 4,979,304.32
5. Step 5: Solve for x
   x = 4,979,304.32/2,595.52
6. Step 6: Final answer
   x = 1,918.42