Finding the Fourth Proportional to 2,269.49, 3,404.03 and 808.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269.49 : 3,404.03 = 808.52 : x
2. Step 2: Convert to fraction form
   2,269.49/3,404.03 = 808.52/x
3. Step 3: Cross multiply
   2,269.49x = 3,404.03 × 808.52
4. Step 4: Simplify right side
   2,269.49x = 2,752,205.27
5. Step 5: Solve for x
   x = 2,752,205.27/2,269.49
6. Step 6: Final answer
   x = 1,212.70