Finding the Fourth Proportional to 2,688.92, 3,710.72 and 1,510.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,688.92 : 3,710.72 = 1,510.00 : x
2. Step 2: Convert to fraction form
   2,688.92/3,710.72 = 1,510.00/x
3. Step 3: Cross multiply
   2,688.92x = 3,710.72 × 1,510.00
4. Step 4: Simplify right side
   2,688.92x = 5,603,161.10
5. Step 5: Solve for x
   x = 5,603,161.10/2,688.92
6. Step 6: Final answer
   x = 2,083.80