Finding the Fourth Proportional to 2,694.59, 3,718.27 and 1,515.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,694.59 : 3,718.27 = 1,515.57 : x
2. Step 2: Convert to fraction form
   2,694.59/3,718.27 = 1,515.57/x
3. Step 3: Cross multiply
   2,694.59x = 3,718.27 × 1,515.57
4. Step 4: Simplify right side
   2,694.59x = 5,635,298.46
5. Step 5: Solve for x
   x = 5,635,298.46/2,694.59
6. Step 6: Final answer
   x = 2,091.34