Finding the Fourth Proportional to 2,665.69, 3,678.41 and 1,486.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.69 : 3,678.41 = 1,486.73 : x
2. Step 2: Convert to fraction form
   2,665.69/3,678.41 = 1,486.73/x
3. Step 3: Cross multiply
   2,665.69x = 3,678.41 × 1,486.73
4. Step 4: Simplify right side
   2,665.69x = 5,468,815.41
5. Step 5: Solve for x
   x = 5,468,815.41/2,665.69
6. Step 6: Final answer
   x = 2,051.56