Finding the Fourth Proportional to 2,269.26, 3,404.18 and 808.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269.26 : 3,404.18 = 808.56 : x
2. Step 2: Convert to fraction form
   2,269.26/3,404.18 = 808.56/x
3. Step 3: Cross multiply
   2,269.26x = 3,404.18 × 808.56
4. Step 4: Simplify right side
   2,269.26x = 2,752,483.78
5. Step 5: Solve for x
   x = 2,752,483.78/2,269.26
6. Step 6: Final answer
   x = 1,212.94