Finding the Fourth Proportional to 2,520.05, 3,467.69 and 2,284.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.05 : 3,467.69 = 2,284.25 : x
2. Step 2: Convert to fraction form
   2,520.05/3,467.69 = 2,284.25/x
3. Step 3: Cross multiply
   2,520.05x = 3,467.69 × 2,284.25
4. Step 4: Simplify right side
   2,520.05x = 7,921,083.04
5. Step 5: Solve for x
   x = 7,921,083.04/2,520.05
6. Step 6: Final answer
   x = 3,143.23