Finding the Fourth Proportional to 12,004.49, 18,002.17 and 5,762.73

Step by Step Solution

1. Step 1: Write the proportion equation
   12,004.49 : 18,002.17 = 5,762.73 : x
2. Step 2: Convert to fraction form
   12,004.49/18,002.17 = 5,762.73/x
3. Step 3: Cross multiply
   12,004.49x = 18,002.17 × 5,762.73
4. Step 4: Simplify right side
   12,004.49x = 103,741,630.72
5. Step 5: Solve for x
   x = 103,741,630.72/12,004.49
6. Step 6: Final answer
   x = 8,641.91