Finding the Fourth Proportional to 2,665.82, 3,678.94 and 1,486.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.82 : 3,678.94 = 1,486.86 : x
2. Step 2: Convert to fraction form
   2,665.82/3,678.94 = 1,486.86/x
3. Step 3: Cross multiply
   2,665.82x = 3,678.94 × 1,486.86
4. Step 4: Simplify right side
   2,665.82x = 5,470,068.73
5. Step 5: Solve for x
   x = 5,470,068.73/2,665.82
6. Step 6: Final answer
   x = 2,051.93