Finding the Fourth Proportional to 2,665.41, 3,678.26 and 1,880.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.41 : 3,678.26 = 1,880.82 : x
2. Step 2: Convert to fraction form
   2,665.41/3,678.26 = 1,880.82/x
3. Step 3: Cross multiply
   2,665.41x = 3,678.26 × 1,880.82
4. Step 4: Simplify right side
   2,665.41x = 6,918,146.15
5. Step 5: Solve for x
   x = 6,918,146.15/2,665.41
6. Step 6: Final answer
   x = 2,595.53