Finding the Fourth Proportional to 3,279.34, 4,524.78 and 2,217.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,279.34 : 4,524.78 = 2,217.27 : x
2. Step 2: Convert to fraction form
   3,279.34/4,524.78 = 2,217.27/x
3. Step 3: Cross multiply
   3,279.34x = 4,524.78 × 2,217.27
4. Step 4: Simplify right side
   3,279.34x = 10,032,658.95
5. Step 5: Solve for x
   x = 10,032,658.95/3,279.34
6. Step 6: Final answer
   x = 3,059.35