Finding the Fourth Proportional to 3,635.28, 5,451.71 and 1,443.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,635.28 : 5,451.71 = 1,443.42 : x
2. Step 2: Convert to fraction form
   3,635.28/5,451.71 = 1,443.42/x
3. Step 3: Cross multiply
   3,635.28x = 5,451.71 × 1,443.42
4. Step 4: Simplify right side
   3,635.28x = 7,869,100.03
5. Step 5: Solve for x
   x = 7,869,100.03/3,635.28
6. Step 6: Final answer
   x = 2,164.65