Finding the Fourth Proportional to 2,067.73, 3,100.11 and 971.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.73 : 3,100.11 = 971.49 : x
2. Step 2: Convert to fraction form
   2,067.73/3,100.11 = 971.49/x
3. Step 3: Cross multiply
   2,067.73x = 3,100.11 × 971.49
4. Step 4: Simplify right side
   2,067.73x = 3,011,725.86
5. Step 5: Solve for x
   x = 3,011,725.86/2,067.73
6. Step 6: Final answer
   x = 1,456.54