Finding the Fourth Proportional to 2,042.25, 2,818.56 and 1,214.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.25 : 2,818.56 = 1,214.25 : x
2. Step 2: Convert to fraction form
   2,042.25/2,818.56 = 1,214.25/x
3. Step 3: Cross multiply
   2,042.25x = 2,818.56 × 1,214.25
4. Step 4: Simplify right side
   2,042.25x = 3,422,436.48
5. Step 5: Solve for x
   x = 3,422,436.48/2,042.25
6. Step 6: Final answer
   x = 1,675.82