Finding the Fourth Proportional to 2,545.76, 3,816.72 and 1,296.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545.76 : 3,816.72 = 1,296.54 : x
2. Step 2: Convert to fraction form
   2,545.76/3,816.72 = 1,296.54/x
3. Step 3: Cross multiply
   2,545.76x = 3,816.72 × 1,296.54
4. Step 4: Simplify right side
   2,545.76x = 4,948,530.15
5. Step 5: Solve for x
   x = 4,948,530.15/2,545.76
6. Step 6: Final answer
   x = 1,943.83