Finding the Fourth Proportional to 2,185.16, 3,015.70 and 1,241.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.16 : 3,015.70 = 1,241.25 : x
2. Step 2: Convert to fraction form
   2,185.16/3,015.70 = 1,241.25/x
3. Step 3: Cross multiply
   2,185.16x = 3,015.70 × 1,241.25
4. Step 4: Simplify right side
   2,185.16x = 3,743,234.52
5. Step 5: Solve for x
   x = 3,743,234.52/2,185.16
6. Step 6: Final answer
   x = 1,713.02