Finding the Fourth Proportional to 2,271.92, 3,405.43 and 955.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,271.92 : 3,405.43 = 955.37 : x
2. Step 2: Convert to fraction form
   2,271.92/3,405.43 = 955.37/x
3. Step 3: Cross multiply
   2,271.92x = 3,405.43 × 955.37
4. Step 4: Simplify right side
   2,271.92x = 3,253,439.01
5. Step 5: Solve for x
   x = 3,253,439.01/2,271.92
6. Step 6: Final answer
   x = 1,432.02