Finding the Fourth Proportional to 2,608.32, 3,599.94 and 2,521.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.32 : 3,599.94 = 2,521.82 : x
2. Step 2: Convert to fraction form
   2,608.32/3,599.94 = 2,521.82/x
3. Step 3: Cross multiply
   2,608.32x = 3,599.94 × 2,521.82
4. Step 4: Simplify right side
   2,608.32x = 9,078,400.69
5. Step 5: Solve for x
   x = 9,078,400.69/2,608.32
6. Step 6: Final answer
   x = 3,480.55