Finding the Fourth Proportional to 2,048.69, 3,073.03 and 680.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,048.69 : 3,073.03 = 680.69 : x
2. Step 2: Convert to fraction form
   2,048.69/3,073.03 = 680.69/x
3. Step 3: Cross multiply
   2,048.69x = 3,073.03 × 680.69
4. Step 4: Simplify right side
   2,048.69x = 2,091,780.79
5. Step 5: Solve for x
   x = 2,091,780.79/2,048.69
6. Step 6: Final answer
   x = 1,021.03