Finding the Fourth Proportional to 2,270.69, 3,404.57 and 955.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.69 : 3,404.57 = 955.29 : x
2. Step 2: Convert to fraction form
   2,270.69/3,404.57 = 955.29/x
3. Step 3: Cross multiply
   2,270.69x = 3,404.57 × 955.29
4. Step 4: Simplify right side
   2,270.69x = 3,252,346.90
5. Step 5: Solve for x
   x = 3,252,346.90/2,270.69
6. Step 6: Final answer
   x = 1,432.32