Finding the Fourth Proportional to 2,066.96, 3,083.66 and 1,897.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.96 : 3,083.66 = 1,897.61 : x
2. Step 2: Convert to fraction form
   2,066.96/3,083.66 = 1,897.61/x
3. Step 3: Cross multiply
   2,066.96x = 3,083.66 × 1,897.61
4. Step 4: Simplify right side
   2,066.96x = 5,851,584.05
5. Step 5: Solve for x
   x = 5,851,584.05/2,066.96
6. Step 6: Final answer
   x = 2,831.02