Finding the Fourth Proportional to 5,519.45, 8,282.82 and 2,598.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,519.45 : 8,282.82 = 2,598.59 : x
2. Step 2: Convert to fraction form
   5,519.45/8,282.82 = 2,598.59/x
3. Step 3: Cross multiply
   5,519.45x = 8,282.82 × 2,598.59
4. Step 4: Simplify right side
   5,519.45x = 21,523,598.82
5. Step 5: Solve for x
   x = 21,523,598.82/5,519.45
6. Step 6: Final answer
   x = 3,899.59