Finding the Fourth Proportional to 3,049.92, 4,573.86 and 1,200.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,049.92 : 4,573.86 = 1,200.55 : x
2. Step 2: Convert to fraction form
   3,049.92/4,573.86 = 1,200.55/x
3. Step 3: Cross multiply
   3,049.92x = 4,573.86 × 1,200.55
4. Step 4: Simplify right side
   3,049.92x = 5,491,141.62
5. Step 5: Solve for x
   x = 5,491,141.62/3,049.92
6. Step 6: Final answer
   x = 1,800.42