Finding the Fourth Proportional to 2,544.43, 3,815.72 and 1,997.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544.43 : 3,815.72 = 1,997.68 : x
2. Step 2: Convert to fraction form
   2,544.43/3,815.72 = 1,997.68/x
3. Step 3: Cross multiply
   2,544.43x = 3,815.72 × 1,997.68
4. Step 4: Simplify right side
   2,544.43x = 7,622,582.98
5. Step 5: Solve for x
   x = 7,622,582.98/2,544.43
6. Step 6: Final answer
   x = 2,995.79