Finding the Fourth Proportional to 2,456.37, 3,684.01 and 724.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.37 : 3,684.01 = 724.59 : x
2. Step 2: Convert to fraction form
   2,456.37/3,684.01 = 724.59/x
3. Step 3: Cross multiply
   2,456.37x = 3,684.01 × 724.59
4. Step 4: Simplify right side
   2,456.37x = 2,669,396.81
5. Step 5: Solve for x
   x = 2,669,396.81/2,456.37
6. Step 6: Final answer
   x = 1,086.72