Finding the Fourth Proportional to 2,711.53, 4,068.82 and 2,690.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,711.53 : 4,068.82 = 2,690.88 : x
2. Step 2: Convert to fraction form
   2,711.53/4,068.82 = 2,690.88/x
3. Step 3: Cross multiply
   2,711.53x = 4,068.82 × 2,690.88
4. Step 4: Simplify right side
   2,711.53x = 10,948,694.47
5. Step 5: Solve for x
   x = 10,948,694.47/2,711.53
6. Step 6: Final answer
   x = 4,037.83