Finding the Fourth Proportional to 3,598.50, 5,399.46 and 2,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,598.50 : 5,399.46 = 2,059.50 : x
2. Step 2: Convert to fraction form
   3,598.50/5,399.46 = 2,059.50/x
3. Step 3: Cross multiply
   3,598.50x = 5,399.46 × 2,059.50
4. Step 4: Simplify right side
   3,598.50x = 11,120,187.87
5. Step 5: Solve for x
   x = 11,120,187.87/3,598.50
6. Step 6: Final answer
   x = 3,090.23