Finding the Fourth Proportional to 41,730.72, 62,605.35 and 12,150.87

Step by Step Solution

1. Step 1: Write the proportion equation
   41,730.72 : 62,605.35 = 12,150.87 : x
2. Step 2: Convert to fraction form
   41,730.72/62,605.35 = 12,150.87/x
3. Step 3: Cross multiply
   41,730.72x = 62,605.35 × 12,150.87
4. Step 4: Simplify right side
   41,730.72x = 760,709,469.15
5. Step 5: Solve for x
   x = 760,709,469.15/41,730.72
6. Step 6: Final answer
   x = 18,229.00