Finding the Fourth Proportional to 2,664.18, 3,676.40 and 1,485.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.18 : 3,676.40 = 1,485.02 : x
2. Step 2: Convert to fraction form
   2,664.18/3,676.40 = 1,485.02/x
3. Step 3: Cross multiply
   2,664.18x = 3,676.40 × 1,485.02
4. Step 4: Simplify right side
   2,664.18x = 5,459,527.53
5. Step 5: Solve for x
   x = 5,459,527.53/2,664.18
6. Step 6: Final answer
   x = 2,049.23