Finding the Fourth Proportional to 2,566.43, 3,542.06 and 1,447.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566.43 : 3,542.06 = 1,447.46 : x
2. Step 2: Convert to fraction form
   2,566.43/3,542.06 = 1,447.46/x
3. Step 3: Cross multiply
   2,566.43x = 3,542.06 × 1,447.46
4. Step 4: Simplify right side
   2,566.43x = 5,126,991.79
5. Step 5: Solve for x
   x = 5,126,991.79/2,566.43
6. Step 6: Final answer
   x = 1,997.72