Finding the Fourth Proportional to 2,042.40, 3,062.56 and 1,002.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.40 : 3,062.56 = 1,002.48 : x
2. Step 2: Convert to fraction form
   2,042.40/3,062.56 = 1,002.48/x
3. Step 3: Cross multiply
   2,042.40x = 3,062.56 × 1,002.48
4. Step 4: Simplify right side
   2,042.40x = 3,070,155.15
5. Step 5: Solve for x
   x = 3,070,155.15/2,042.40
6. Step 6: Final answer
   x = 1,503.21