Finding the Fourth Proportional to 2,584.50, 3,518.89 and 2,576.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,584.50 : 3,518.89 = 2,576.29 : x
2. Step 2: Convert to fraction form
   2,584.50/3,518.89 = 2,576.29/x
3. Step 3: Cross multiply
   2,584.50x = 3,518.89 × 2,576.29
4. Step 4: Simplify right side
   2,584.50x = 9,065,681.12
5. Step 5: Solve for x
   x = 9,065,681.12/2,584.50
6. Step 6: Final answer
   x = 3,507.71