Finding the Fourth Proportional to 2,049.69, 3,073.56 and 1,217.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,049.69 : 3,073.56 = 1,217.61 : x
2. Step 2: Convert to fraction form
   2,049.69/3,073.56 = 1,217.61/x
3. Step 3: Cross multiply
   2,049.69x = 3,073.56 × 1,217.61
4. Step 4: Simplify right side
   2,049.69x = 3,742,397.39
5. Step 5: Solve for x
   x = 3,742,397.39/2,049.69
6. Step 6: Final answer
   x = 1,825.84