Finding the Fourth Proportional to 2,095.16, 2,891.33 and 1,210.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.16 : 2,891.33 = 1,210.97 : x
2. Step 2: Convert to fraction form
   2,095.16/2,891.33 = 1,210.97/x
3. Step 3: Cross multiply
   2,095.16x = 2,891.33 × 1,210.97
4. Step 4: Simplify right side
   2,095.16x = 3,501,293.38
5. Step 5: Solve for x
   x = 3,501,293.38/2,095.16
6. Step 6: Final answer
   x = 1,671.14