Finding the Fourth Proportional to 8,488.73, 12,728.48 and 2,941.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,488.73 : 12,728.48 = 2,941.62 : x
2. Step 2: Convert to fraction form
   8,488.73/12,728.48 = 2,941.62/x
3. Step 3: Cross multiply
   8,488.73x = 12,728.48 × 2,941.62
4. Step 4: Simplify right side
   8,488.73x = 37,442,288.90
5. Step 5: Solve for x
   x = 37,442,288.90/8,488.73
6. Step 6: Final answer
   x = 4,410.82