Finding the Fourth Proportional to 2,547, 3,514.86 and 1,443

Step by Step Solution

1. Step 1: Write the proportion equation
   2,547 : 3,514.86 = 1,443 : x
2. Step 2: Convert to fraction form
   2,547/3,514.86 = 1,443/x
3. Step 3: Cross multiply
   2,547x = 3,514.86 × 1,443
4. Step 4: Simplify right side
   2,547x = 5,071,942.98
5. Step 5: Solve for x
   x = 5,071,942.98/2,547
6. Step 6: Final answer
   x = 1,991.34