Finding the Fourth Proportional to 2,986.69, 4,481.96 and 1,255.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,986.69 : 4,481.96 = 1,255.32 : x
2. Step 2: Convert to fraction form
   2,986.69/4,481.96 = 1,255.32/x
3. Step 3: Cross multiply
   2,986.69x = 4,481.96 × 1,255.32
4. Step 4: Simplify right side
   2,986.69x = 5,626,294.03
5. Step 5: Solve for x
   x = 5,626,294.03/2,986.69
6. Step 6: Final answer
   x = 1,883.79