Finding the Fourth Proportional to 3,579.50, 4,939.72 and 2,182.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,579.50 : 4,939.72 = 2,182.25 : x
2. Step 2: Convert to fraction form
   3,579.50/4,939.72 = 2,182.25/x
3. Step 3: Cross multiply
   3,579.50x = 4,939.72 × 2,182.25
4. Step 4: Simplify right side
   3,579.50x = 10,779,713.21
5. Step 5: Solve for x
   x = 10,779,713.21/3,579.50
6. Step 6: Final answer
   x = 3,011.51