Finding the Fourth Proportional to 2,281.41, 3,420.18 and 965.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281.41 : 3,420.18 = 965.10 : x
2. Step 2: Convert to fraction form
   2,281.41/3,420.18 = 965.10/x
3. Step 3: Cross multiply
   2,281.41x = 3,420.18 × 965.10
4. Step 4: Simplify right side
   2,281.41x = 3,300,815.72
5. Step 5: Solve for x
   x = 3,300,815.72/2,281.41
6. Step 6: Final answer
   x = 1,446.83