Finding the Fourth Proportional to 2,098.28, 3,147.45 and 1,059.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.28 : 3,147.45 = 1,059.59 : x
2. Step 2: Convert to fraction form
   2,098.28/3,147.45 = 1,059.59/x
3. Step 3: Cross multiply
   2,098.28x = 3,147.45 × 1,059.59
4. Step 4: Simplify right side
   2,098.28x = 3,335,006.55
5. Step 5: Solve for x
   x = 3,335,006.55/2,098.28
6. Step 6: Final answer
   x = 1,589.40