Finding the Fourth Proportional to 2,020.42, 3,031.08 and 1,046.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.42 : 3,031.08 = 1,046.30 : x
2. Step 2: Convert to fraction form
   2,020.42/3,031.08 = 1,046.30/x
3. Step 3: Cross multiply
   2,020.42x = 3,031.08 × 1,046.30
4. Step 4: Simplify right side
   2,020.42x = 3,171,419.00
5. Step 5: Solve for x
   x = 3,171,419.00/2,020.42
6. Step 6: Final answer
   x = 1,569.68