Finding the Fourth Proportional to 2,664.18, 3,676.59 and 1,485.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.18 : 3,676.59 = 1,485.18 : x
2. Step 2: Convert to fraction form
   2,664.18/3,676.59 = 1,485.18/x
3. Step 3: Cross multiply
   2,664.18x = 3,676.59 × 1,485.18
4. Step 4: Simplify right side
   2,664.18x = 5,460,397.94
5. Step 5: Solve for x
   x = 5,460,397.94/2,664.18
6. Step 6: Final answer
   x = 2,049.56