Finding the Fourth Proportional to 3,636.43, 5,449.82 and 1,443.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,636.43 : 5,449.82 = 1,443.96 : x
2. Step 2: Convert to fraction form
   3,636.43/5,449.82 = 1,443.96/x
3. Step 3: Cross multiply
   3,636.43x = 5,449.82 × 1,443.96
4. Step 4: Simplify right side
   3,636.43x = 7,869,314.87
5. Step 5: Solve for x
   x = 7,869,314.87/3,636.43
6. Step 6: Final answer
   x = 2,164.02