Finding the Fourth Proportional to 2,663.96, 3,676.58 and 1,485.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663.96 : 3,676.58 = 1,485.16 : x
2. Step 2: Convert to fraction form
   2,663.96/3,676.58 = 1,485.16/x
3. Step 3: Cross multiply
   2,663.96x = 3,676.58 × 1,485.16
4. Step 4: Simplify right side
   2,663.96x = 5,460,309.55
5. Step 5: Solve for x
   x = 5,460,309.55/2,663.96
6. Step 6: Final answer
   x = 2,049.70