Finding the Fourth Proportional to 2,296.56, 3,442.47 and 909.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,296.56 : 3,442.47 = 909.33 : x
2. Step 2: Convert to fraction form
   2,296.56/3,442.47 = 909.33/x
3. Step 3: Cross multiply
   2,296.56x = 3,442.47 × 909.33
4. Step 4: Simplify right side
   2,296.56x = 3,130,341.25
5. Step 5: Solve for x
   x = 3,130,341.25/2,296.56
6. Step 6: Final answer
   x = 1,363.06