Finding the Fourth Proportional to 2,253.42, 3,379.82 and 955.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,253.42 : 3,379.82 = 955.19 : x
2. Step 2: Convert to fraction form
   2,253.42/3,379.82 = 955.19/x
3. Step 3: Cross multiply
   2,253.42x = 3,379.82 × 955.19
4. Step 4: Simplify right side
   2,253.42x = 3,228,370.27
5. Step 5: Solve for x
   x = 3,228,370.27/2,253.42
6. Step 6: Final answer
   x = 1,432.65