Finding the Fourth Proportional to 1,443.49, 2,167.68 and 1,369.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443.49 : 2,167.68 = 1,369.51 : x
2. Step 2: Convert to fraction form
   1,443.49/2,167.68 = 1,369.51/x
3. Step 3: Cross multiply
   1,443.49x = 2,167.68 × 1,369.51
4. Step 4: Simplify right side
   1,443.49x = 2,968,651.45
5. Step 5: Solve for x
   x = 2,968,651.45/1,443.49
6. Step 6: Final answer
   x = 2,056.58