Finding the Fourth Proportional to 2,000.97, 2,757.59 and 1,440.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,000.97 : 2,757.59 = 1,440.48 : x
2. Step 2: Convert to fraction form
   2,000.97/2,757.59 = 1,440.48/x
3. Step 3: Cross multiply
   2,000.97x = 2,757.59 × 1,440.48
4. Step 4: Simplify right side
   2,000.97x = 3,972,269.89
5. Step 5: Solve for x
   x = 3,972,269.89/2,000.97
6. Step 6: Final answer
   x = 1,985.17