Finding the Fourth Proportional to 2,569.05, 3,854.50 and 1,336.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569.05 : 3,854.50 = 1,336.43 : x
2. Step 2: Convert to fraction form
   2,569.05/3,854.50 = 1,336.43/x
3. Step 3: Cross multiply
   2,569.05x = 3,854.50 × 1,336.43
4. Step 4: Simplify right side
   2,569.05x = 5,151,275.73
5. Step 5: Solve for x
   x = 5,151,275.73/2,569.05
6. Step 6: Final answer
   x = 2,005.13