Finding the Fourth Proportional to 8,709.52, 12,018.94 and 4,730.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,709.52 : 12,018.94 = 4,730.55 : x
2. Step 2: Convert to fraction form
   8,709.52/12,018.94 = 4,730.55/x
3. Step 3: Cross multiply
   8,709.52x = 12,018.94 × 4,730.55
4. Step 4: Simplify right side
   8,709.52x = 56,856,136.52
5. Step 5: Solve for x
   x = 56,856,136.52/8,709.52
6. Step 6: Final answer
   x = 6,528.04