Finding the Fourth Proportional to 2,280.24, 3,417.14 and 1,076.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.24 : 3,417.14 = 1,076.81 : x
2. Step 2: Convert to fraction form
   2,280.24/3,417.14 = 1,076.81/x
3. Step 3: Cross multiply
   2,280.24x = 3,417.14 × 1,076.81
4. Step 4: Simplify right side
   2,280.24x = 3,679,607.83
5. Step 5: Solve for x
   x = 3,679,607.83/2,280.24
6. Step 6: Final answer
   x = 1,613.70