Finding the Fourth Proportional to 2,584.08, 3,565.50 and 1,521.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,584.08 : 3,565.50 = 1,521.57 : x
2. Step 2: Convert to fraction form
   2,584.08/3,565.50 = 1,521.57/x
3. Step 3: Cross multiply
   2,584.08x = 3,565.50 × 1,521.57
4. Step 4: Simplify right side
   2,584.08x = 5,425,157.84
5. Step 5: Solve for x
   x = 5,425,157.84/2,584.08
6. Step 6: Final answer
   x = 2,099.45