Finding the Fourth Proportional to 2,567.31, 3,543.02 and 1,448.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,567.31 : 3,543.02 = 1,448.23 : x
2. Step 2: Convert to fraction form
   2,567.31/3,543.02 = 1,448.23/x
3. Step 3: Cross multiply
   2,567.31x = 3,543.02 × 1,448.23
4. Step 4: Simplify right side
   2,567.31x = 5,131,097.19
5. Step 5: Solve for x
   x = 5,131,097.19/2,567.31
6. Step 6: Final answer
   x = 1,998.62