Finding the Fourth Proportional to 2,698.45, 3,723.94 and 1,519.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,698.45 : 3,723.94 = 1,519.57 : x
2. Step 2: Convert to fraction form
   2,698.45/3,723.94 = 1,519.57/x
3. Step 3: Cross multiply
   2,698.45x = 3,723.94 × 1,519.57
4. Step 4: Simplify right side
   2,698.45x = 5,658,787.51
5. Step 5: Solve for x
   x = 5,658,787.51/2,698.45
6. Step 6: Final answer
   x = 2,097.05