Finding the Fourth Proportional to 3,630.78, 5,446.71 and 1,033.65

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630.78 : 5,446.71 = 1,033.65 : x
2. Step 2: Convert to fraction form
   3,630.78/5,446.71 = 1,033.65/x
3. Step 3: Cross multiply
   3,630.78x = 5,446.71 × 1,033.65
4. Step 4: Simplify right side
   3,630.78x = 5,629,991.79
5. Step 5: Solve for x
   x = 5,629,991.79/3,630.78
6. Step 6: Final answer
   x = 1,550.63