Finding the Fourth Proportional to 3,698.25, 5,103.59 and 2,042.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,698.25 : 5,103.59 = 2,042.25 : x
2. Step 2: Convert to fraction form
   3,698.25/5,103.59 = 2,042.25/x
3. Step 3: Cross multiply
   3,698.25x = 5,103.59 × 2,042.25
4. Step 4: Simplify right side
   3,698.25x = 10,422,796.47
5. Step 5: Solve for x
   x = 10,422,796.47/3,698.25
6. Step 6: Final answer
   x = 2,818.31