Finding the Fourth Proportional to 2,185.56, 3,015.96 and 1,241.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.56 : 3,015.96 = 1,241.39 : x
2. Step 2: Convert to fraction form
   2,185.56/3,015.96 = 1,241.39/x
3. Step 3: Cross multiply
   2,185.56x = 3,015.96 × 1,241.39
4. Step 4: Simplify right side
   2,185.56x = 3,743,967.50
5. Step 5: Solve for x
   x = 3,743,967.50/2,185.56
6. Step 6: Final answer
   x = 1,713.05