Finding the Fourth Proportional to 2,689.27, 3,710.79 and 1,510.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,689.27 : 3,710.79 = 1,510.11 : x
2. Step 2: Convert to fraction form
   2,689.27/3,710.79 = 1,510.11/x
3. Step 3: Cross multiply
   2,689.27x = 3,710.79 × 1,510.11
4. Step 4: Simplify right side
   2,689.27x = 5,603,710.36
5. Step 5: Solve for x
   x = 5,603,710.36/2,689.27
6. Step 6: Final answer
   x = 2,083.73