Finding the Fourth Proportional to 2,485.37, 3,728.12 and 1,504.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485.37 : 3,728.12 = 1,504.86 : x
2. Step 2: Convert to fraction form
   2,485.37/3,728.12 = 1,504.86/x
3. Step 3: Cross multiply
   2,485.37x = 3,728.12 × 1,504.86
4. Step 4: Simplify right side
   2,485.37x = 5,610,291.14
5. Step 5: Solve for x
   x = 5,610,291.14/2,485.37
6. Step 6: Final answer
   x = 2,257.33