Finding the Fourth Proportional to 3,665.63, 5,498.78 and 1,033.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.63 : 5,498.78 = 1,033.18 : x
2. Step 2: Convert to fraction form
   3,665.63/5,498.78 = 1,033.18/x
3. Step 3: Cross multiply
   3,665.63x = 5,498.78 × 1,033.18
4. Step 4: Simplify right side
   3,665.63x = 5,681,229.52
5. Step 5: Solve for x
   x = 5,681,229.52/3,665.63
6. Step 6: Final answer
   x = 1,549.86