Finding the Fourth Proportional to 3,705.97, 5,550.72 and 2,662.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,705.97 : 5,550.72 = 2,662.84 : x
2. Step 2: Convert to fraction form
   3,705.97/5,550.72 = 2,662.84/x
3. Step 3: Cross multiply
   3,705.97x = 5,550.72 × 2,662.84
4. Step 4: Simplify right side
   3,705.97x = 14,780,651.49
5. Step 5: Solve for x
   x = 14,780,651.49/3,705.97
6. Step 6: Final answer
   x = 3,988.34