Finding the Fourth Proportional to 8,614.56, 12,922.92 and 3,066.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,614.56 : 12,922.92 = 3,066.72 : x
2. Step 2: Convert to fraction form
   8,614.56/12,922.92 = 3,066.72/x
3. Step 3: Cross multiply
   8,614.56x = 12,922.92 × 3,066.72
4. Step 4: Simplify right side
   8,614.56x = 39,630,977.22
5. Step 5: Solve for x
   x = 39,630,977.22/8,614.56
6. Step 6: Final answer
   x = 4,600.46