Finding the Fourth Proportional to 2,949.58, 4,426.17 and 1,217.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,949.58 : 4,426.17 = 1,217.98 : x
2. Step 2: Convert to fraction form
   2,949.58/4,426.17 = 1,217.98/x
3. Step 3: Cross multiply
   2,949.58x = 4,426.17 × 1,217.98
4. Step 4: Simplify right side
   2,949.58x = 5,390,986.54
5. Step 5: Solve for x
   x = 5,390,986.54/2,949.58
6. Step 6: Final answer
   x = 1,827.71