Finding the Fourth Proportional to 2,383.34, 3,575.97 and 1,085.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.34 : 3,575.97 = 1,085.42 : x
2. Step 2: Convert to fraction form
   2,383.34/3,575.97 = 1,085.42/x
3. Step 3: Cross multiply
   2,383.34x = 3,575.97 × 1,085.42
4. Step 4: Simplify right side
   2,383.34x = 3,881,429.36
5. Step 5: Solve for x
   x = 3,881,429.36/2,383.34
6. Step 6: Final answer
   x = 1,628.57