Finding the Fourth Proportional to 2,697.78, 3,722.91 and 1,518.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,697.78 : 3,722.91 = 1,518.87 : x
2. Step 2: Convert to fraction form
   2,697.78/3,722.91 = 1,518.87/x
3. Step 3: Cross multiply
   2,697.78x = 3,722.91 × 1,518.87
4. Step 4: Simplify right side
   2,697.78x = 5,654,616.31
5. Step 5: Solve for x
   x = 5,654,616.31/2,697.78
6. Step 6: Final answer
   x = 2,096.03