Finding the Fourth Proportional to 3,826.72, 5,279.90 and 2,334.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826.72 : 5,279.90 = 2,334.54 : x
2. Step 2: Convert to fraction form
   3,826.72/5,279.90 = 2,334.54/x
3. Step 3: Cross multiply
   3,826.72x = 5,279.90 × 2,334.54
4. Step 4: Simplify right side
   3,826.72x = 12,326,137.75
5. Step 5: Solve for x
   x = 12,326,137.75/3,826.72
6. Step 6: Final answer
   x = 3,221.07