Finding the Fourth Proportional to 2,708.63, 4,062.49 and 760.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,708.63 : 4,062.49 = 760.38 : x
2. Step 2: Convert to fraction form
   2,708.63/4,062.49 = 760.38/x
3. Step 3: Cross multiply
   2,708.63x = 4,062.49 × 760.38
4. Step 4: Simplify right side
   2,708.63x = 3,089,036.15
5. Step 5: Solve for x
   x = 3,089,036.15/2,708.63
6. Step 6: Final answer
   x = 1,140.44