Finding the Fourth Proportional to 2,688.98, 3,710.94 and 1,510.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,688.98 : 3,710.94 = 1,510.22 : x
2. Step 2: Convert to fraction form
   2,688.98/3,710.94 = 1,510.22/x
3. Step 3: Cross multiply
   2,688.98x = 3,710.94 × 1,510.22
4. Step 4: Simplify right side
   2,688.98x = 5,604,335.81
5. Step 5: Solve for x
   x = 5,604,335.81/2,688.98
6. Step 6: Final answer
   x = 2,084.19