Finding the Fourth Proportional to 2,066.56, 3,103.04 and 1,581.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.56 : 3,103.04 = 1,581.44 : x
2. Step 2: Convert to fraction form
   2,066.56/3,103.04 = 1,581.44/x
3. Step 3: Cross multiply
   2,066.56x = 3,103.04 × 1,581.44
4. Step 4: Simplify right side
   2,066.56x = 4,907,271.58
5. Step 5: Solve for x
   x = 4,907,271.58/2,066.56
6. Step 6: Final answer
   x = 2,374.61