Finding the Fourth Proportional to 2,697.81, 3,722.27 and 1,518.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,697.81 : 3,722.27 = 1,518.72 : x
2. Step 2: Convert to fraction form
   2,697.81/3,722.27 = 1,518.72/x
3. Step 3: Cross multiply
   2,697.81x = 3,722.27 × 1,518.72
4. Step 4: Simplify right side
   2,697.81x = 5,653,078.30
5. Step 5: Solve for x
   x = 5,653,078.30/2,697.81
6. Step 6: Final answer
   x = 2,095.43