Finding the Fourth Proportional to 2,949.82, 4,426.74 and 1,218.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,949.82 : 4,426.74 = 1,218.43 : x
2. Step 2: Convert to fraction form
   2,949.82/4,426.74 = 1,218.43/x
3. Step 3: Cross multiply
   2,949.82x = 4,426.74 × 1,218.43
4. Step 4: Simplify right side
   2,949.82x = 5,393,672.82
5. Step 5: Solve for x
   x = 5,393,672.82/2,949.82
6. Step 6: Final answer
   x = 1,828.48