Finding the Fourth Proportional to 2,579.52, 3,864.72 and 2,310.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,579.52 : 3,864.72 = 2,310.72 : x
2. Step 2: Convert to fraction form
   2,579.52/3,864.72 = 2,310.72/x
3. Step 3: Cross multiply
   2,579.52x = 3,864.72 × 2,310.72
4. Step 4: Simplify right side
   2,579.52x = 8,930,285.80
5. Step 5: Solve for x
   x = 8,930,285.80/2,579.52
6. Step 6: Final answer
   x = 3,462.00