Finding the Fourth Proportional to 2,664.78, 3,676.97 and 1,485.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.78 : 3,676.97 = 1,485.69 : x
2. Step 2: Convert to fraction form
   2,664.78/3,676.97 = 1,485.69/x
3. Step 3: Cross multiply
   2,664.78x = 3,676.97 × 1,485.69
4. Step 4: Simplify right side
   2,664.78x = 5,462,837.56
5. Step 5: Solve for x
   x = 5,462,837.56/2,664.78
6. Step 6: Final answer
   x = 2,050.01