Finding the Fourth Proportional to 2,091, 3,134.04 and 1,166.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091 : 3,134.04 = 1,166.10 : x
2. Step 2: Convert to fraction form
   2,091/3,134.04 = 1,166.10/x
3. Step 3: Cross multiply
   2,091x = 3,134.04 × 1,166.10
4. Step 4: Simplify right side
   2,091x = 3,654,604.04
5. Step 5: Solve for x
   x = 3,654,604.04/2,091
6. Step 6: Final answer
   x = 1,747.78