Finding the Fourth Proportional to 2,098.42, 3,147.56 and 1,126.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.42 : 3,147.56 = 1,126.42 : x
2. Step 2: Convert to fraction form
   2,098.42/3,147.56 = 1,126.42/x
3. Step 3: Cross multiply
   2,098.42x = 3,147.56 × 1,126.42
4. Step 4: Simplify right side
   2,098.42x = 3,545,474.54
5. Step 5: Solve for x
   x = 3,545,474.54/2,098.42
6. Step 6: Final answer
   x = 1,689.59