Finding the Fourth Proportional to 2,880.14, 3,969.42 and 2,092.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,880.14 : 3,969.42 = 2,092.82 : x
2. Step 2: Convert to fraction form
   2,880.14/3,969.42 = 2,092.82/x
3. Step 3: Cross multiply
   2,880.14x = 3,969.42 × 2,092.82
4. Step 4: Simplify right side
   2,880.14x = 8,307,281.56
5. Step 5: Solve for x
   x = 8,307,281.56/2,880.14
6. Step 6: Final answer
   x = 2,884.33