Finding the Fourth Proportional to 2,267.34, 3,400.62 and 806.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,267.34 : 3,400.62 = 806.28 : x
2. Step 2: Convert to fraction form
   2,267.34/3,400.62 = 806.28/x
3. Step 3: Cross multiply
   2,267.34x = 3,400.62 × 806.28
4. Step 4: Simplify right side
   2,267.34x = 2,741,851.89
5. Step 5: Solve for x
   x = 2,741,851.89/2,267.34
6. Step 6: Final answer
   x = 1,209.28