Finding the Fourth Proportional to 2,066.39, 3,098.96 and 1,091.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.39 : 3,098.96 = 1,091.96 : x
2. Step 2: Convert to fraction form
   2,066.39/3,098.96 = 1,091.96/x
3. Step 3: Cross multiply
   2,066.39x = 3,098.96 × 1,091.96
4. Step 4: Simplify right side
   2,066.39x = 3,383,940.36
5. Step 5: Solve for x
   x = 3,383,940.36/2,066.39
6. Step 6: Final answer
   x = 1,637.61