Finding the Fourth Proportional to 2,297.09, 3,443.58 and 909.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,297.09 : 3,443.58 = 909.50 : x
2. Step 2: Convert to fraction form
   2,297.09/3,443.58 = 909.50/x
3. Step 3: Cross multiply
   2,297.09x = 3,443.58 × 909.50
4. Step 4: Simplify right side
   2,297.09x = 3,131,918.79
5. Step 5: Solve for x
   x = 3,131,918.79/2,297.09
6. Step 6: Final answer
   x = 1,363.43