Finding the Fourth Proportional to 2,922.83, 4,028.87 and 2,681.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,922.83 : 4,028.87 = 2,681.50 : x
2. Step 2: Convert to fraction form
   2,922.83/4,028.87 = 2,681.50/x
3. Step 3: Cross multiply
   2,922.83x = 4,028.87 × 2,681.50
4. Step 4: Simplify right side
   2,922.83x = 10,803,411.54
5. Step 5: Solve for x
   x = 10,803,411.54/2,922.83
6. Step 6: Final answer
   x = 3,696.22