Finding the Fourth Proportional to 2,708.37, 4,062.72 and 760.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,708.37 : 4,062.72 = 760.74 : x
2. Step 2: Convert to fraction form
   2,708.37/4,062.72 = 760.74/x
3. Step 3: Cross multiply
   2,708.37x = 4,062.72 × 760.74
4. Step 4: Simplify right side
   2,708.37x = 3,090,673.61
5. Step 5: Solve for x
   x = 3,090,673.61/2,708.37
6. Step 6: Final answer
   x = 1,141.16