Finding the Fourth Proportional to 4,081.63, 5,632.69 and 2,218.63

Step by Step Solution

1. Step 1: Write the proportion equation
   4,081.63 : 5,632.69 = 2,218.63 : x
2. Step 2: Convert to fraction form
   4,081.63/5,632.69 = 2,218.63/x
3. Step 3: Cross multiply
   4,081.63x = 5,632.69 × 2,218.63
4. Step 4: Simplify right side
   4,081.63x = 12,496,826.85
5. Step 5: Solve for x
   x = 12,496,826.85/4,081.63
6. Step 6: Final answer
   x = 3,061.73