Finding the Fourth Proportional to 2,049, 3,073.50 and 663.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,049 : 3,073.50 = 663.50 : x
2. Step 2: Convert to fraction form
   2,049/3,073.50 = 663.50/x
3. Step 3: Cross multiply
   2,049x = 3,073.50 × 663.50
4. Step 4: Simplify right side
   2,049x = 2,039,251.88
5. Step 5: Solve for x
   x = 2,039,251.88/2,049
6. Step 6: Final answer
   x = 995.24