Finding the Fourth Proportional to 2,185.51, 3,277.50 and 724.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.51 : 3,277.50 = 724.27 : x
2. Step 2: Convert to fraction form
   2,185.51/3,277.50 = 724.27/x
3. Step 3: Cross multiply
   2,185.51x = 3,277.50 × 724.27
4. Step 4: Simplify right side
   2,185.51x = 2,373,794.93
5. Step 5: Solve for x
   x = 2,373,794.93/2,185.51
6. Step 6: Final answer
   x = 1,086.15