Finding the Fourth Proportional to 2,072.46, 3,104.94 and 962.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.46 : 3,104.94 = 962.85 : x
2. Step 2: Convert to fraction form
   2,072.46/3,104.94 = 962.85/x
3. Step 3: Cross multiply
   2,072.46x = 3,104.94 × 962.85
4. Step 4: Simplify right side
   2,072.46x = 2,989,591.48
5. Step 5: Solve for x
   x = 2,989,591.48/2,072.46
6. Step 6: Final answer
   x = 1,442.53