Finding the Fourth Proportional to 3,523.89, 4,856.27 and 2,579.97

Step by Step Solution

1. Step 1: Write the proportion equation
   3,523.89 : 4,856.27 = 2,579.97 : x
2. Step 2: Convert to fraction form
   3,523.89/4,856.27 = 2,579.97/x
3. Step 3: Cross multiply
   3,523.89x = 4,856.27 × 2,579.97
4. Step 4: Simplify right side
   3,523.89x = 12,529,018.01
5. Step 5: Solve for x
   x = 12,529,018.01/3,523.89
6. Step 6: Final answer
   x = 3,555.45