Finding the Fourth Proportional to 2,185.99, 3,016.67 and 1,241.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.99 : 3,016.67 = 1,241.78 : x
2. Step 2: Convert to fraction form
   2,185.99/3,016.67 = 1,241.78/x
3. Step 3: Cross multiply
   2,185.99x = 3,016.67 × 1,241.78
4. Step 4: Simplify right side
   2,185.99x = 3,746,019.18
5. Step 5: Solve for x
   x = 3,746,019.18/2,185.99
6. Step 6: Final answer
   x = 1,713.65