Finding the Fourth Proportional to 3,359.87, 5,034.33 and 2,662.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,359.87 : 5,034.33 = 2,662.77 : x
2. Step 2: Convert to fraction form
   3,359.87/5,034.33 = 2,662.77/x
3. Step 3: Cross multiply
   3,359.87x = 5,034.33 × 2,662.77
4. Step 4: Simplify right side
   3,359.87x = 13,405,262.89
5. Step 5: Solve for x
   x = 13,405,262.89/3,359.87
6. Step 6: Final answer
   x = 3,989.82