Finding the Fourth Proportional to 2,000.69, 2,760.34 and 1,255.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,000.69 : 2,760.34 = 1,255.39 : x
2. Step 2: Convert to fraction form
   2,000.69/2,760.34 = 1,255.39/x
3. Step 3: Cross multiply
   2,000.69x = 2,760.34 × 1,255.39
4. Step 4: Simplify right side
   2,000.69x = 3,465,303.23
5. Step 5: Solve for x
   x = 3,465,303.23/2,000.69
6. Step 6: Final answer
   x = 1,732.05