Finding the Fourth Proportional to 2,043.24, 2,818.15 and 1,296.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.24 : 2,818.15 = 1,296.55 : x
2. Step 2: Convert to fraction form
   2,043.24/2,818.15 = 1,296.55/x
3. Step 3: Cross multiply
   2,043.24x = 2,818.15 × 1,296.55
4. Step 4: Simplify right side
   2,043.24x = 3,653,872.38
5. Step 5: Solve for x
   x = 3,653,872.38/2,043.24
6. Step 6: Final answer
   x = 1,788.27