Finding the Fourth Proportional to 2,269.26, 3,404.85 and 953.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269.26 : 3,404.85 = 953.31 : x
2. Step 2: Convert to fraction form
   2,269.26/3,404.85 = 953.31/x
3. Step 3: Cross multiply
   2,269.26x = 3,404.85 × 953.31
4. Step 4: Simplify right side
   2,269.26x = 3,245,877.55
5. Step 5: Solve for x
   x = 3,245,877.55/2,269.26
6. Step 6: Final answer
   x = 1,430.37