Finding the Fourth Proportional to 2,013.35, 3,017.75 and 1,086.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.35 : 3,017.75 = 1,086.84 : x
2. Step 2: Convert to fraction form
   2,013.35/3,017.75 = 1,086.84/x
3. Step 3: Cross multiply
   2,013.35x = 3,017.75 × 1,086.84
4. Step 4: Simplify right side
   2,013.35x = 3,279,805.98
5. Step 5: Solve for x
   x = 3,279,805.98/2,013.35
6. Step 6: Final answer
   x = 1,629.03