Finding the Fourth Proportional to 2,665.10, 3,677.82 and 1,486.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.10 : 3,677.82 = 1,486.10 : x
2. Step 2: Convert to fraction form
   2,665.10/3,677.82 = 1,486.10/x
3. Step 3: Cross multiply
   2,665.10x = 3,677.82 × 1,486.10
4. Step 4: Simplify right side
   2,665.10x = 5,465,608.30
5. Step 5: Solve for x
   x = 5,465,608.30/2,665.10
6. Step 6: Final answer
   x = 2,050.81