Finding the Fourth Proportional to 5,680.70, 8,519.49 and 3,597.58

Step by Step Solution

1. Step 1: Write the proportion equation
   5,680.70 : 8,519.49 = 3,597.58 : x
2. Step 2: Convert to fraction form
   5,680.70/8,519.49 = 3,597.58/x
3. Step 3: Cross multiply
   5,680.70x = 8,519.49 × 3,597.58
4. Step 4: Simplify right side
   5,680.70x = 30,649,546.83
5. Step 5: Solve for x
   x = 30,649,546.83/5,680.70
6. Step 6: Final answer
   x = 5,395.38