Finding the Fourth Proportional to 2,545.46, 3,818.37 and 696.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545.46 : 3,818.37 = 696.42 : x
2. Step 2: Convert to fraction form
   2,545.46/3,818.37 = 696.42/x
3. Step 3: Cross multiply
   2,545.46x = 3,818.37 × 696.42
4. Step 4: Simplify right side
   2,545.46x = 2,659,196.71
5. Step 5: Solve for x
   x = 2,659,196.71/2,545.46
6. Step 6: Final answer
   x = 1,044.68