Finding the Fourth Proportional to 2,067.94, 3,102.78 and 897.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.94 : 3,102.78 = 897.34 : x
2. Step 2: Convert to fraction form
   2,067.94/3,102.78 = 897.34/x
3. Step 3: Cross multiply
   2,067.94x = 3,102.78 × 897.34
4. Step 4: Simplify right side
   2,067.94x = 2,784,248.61
5. Step 5: Solve for x
   x = 2,784,248.61/2,067.94
6. Step 6: Final answer
   x = 1,346.39