Finding the Fourth Proportional to 2,968.35, 4,449.45 and 1,019.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,968.35 : 4,449.45 = 1,019.49 : x
2. Step 2: Convert to fraction form
   2,968.35/4,449.45 = 1,019.49/x
3. Step 3: Cross multiply
   2,968.35x = 4,449.45 × 1,019.49
4. Step 4: Simplify right side
   2,968.35x = 4,536,169.78
5. Step 5: Solve for x
   x = 4,536,169.78/2,968.35
6. Step 6: Final answer
   x = 1,528.18