Finding the Fourth Proportional to 2,186.02, 3,016.58 and 1,804.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,186.02 : 3,016.58 = 1,804.65 : x
2. Step 2: Convert to fraction form
   2,186.02/3,016.58 = 1,804.65/x
3. Step 3: Cross multiply
   2,186.02x = 3,016.58 × 1,804.65
4. Step 4: Simplify right side
   2,186.02x = 5,443,850.76
5. Step 5: Solve for x
   x = 5,443,850.76/2,186.02
6. Step 6: Final answer
   x = 2,490.30