Finding the Fourth Proportional to 2,265.39, 3,399.50 and 804.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,265.39 : 3,399.50 = 804.56 : x
2. Step 2: Convert to fraction form
   2,265.39/3,399.50 = 804.56/x
3. Step 3: Cross multiply
   2,265.39x = 3,399.50 × 804.56
4. Step 4: Simplify right side
   2,265.39x = 2,735,086.73
5. Step 5: Solve for x
   x = 2,735,086.73/2,265.39
6. Step 6: Final answer
   x = 1,207.34