Finding the Fourth Proportional to 2,633.82, 3,944.40 and 2,084.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633.82 : 3,944.40 = 2,084.22 : x
2. Step 2: Convert to fraction form
   2,633.82/3,944.40 = 2,084.22/x
3. Step 3: Cross multiply
   2,633.82x = 3,944.40 × 2,084.22
4. Step 4: Simplify right side
   2,633.82x = 8,220,997.37
5. Step 5: Solve for x
   x = 8,220,997.37/2,633.82
6. Step 6: Final answer
   x = 3,121.32