Finding the Fourth Proportional to 2,304.42, 3,453.54 and 842.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,304.42 : 3,453.54 = 842.18 : x
2. Step 2: Convert to fraction form
   2,304.42/3,453.54 = 842.18/x
3. Step 3: Cross multiply
   2,304.42x = 3,453.54 × 842.18
4. Step 4: Simplify right side
   2,304.42x = 2,908,502.32
5. Step 5: Solve for x
   x = 2,908,502.32/2,304.42
6. Step 6: Final answer
   x = 1,262.14