Finding the Fourth Proportional to 2,067.59, 3,101.05 and 606.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.59 : 3,101.05 = 606.40 : x
2. Step 2: Convert to fraction form
   2,067.59/3,101.05 = 606.40/x
3. Step 3: Cross multiply
   2,067.59x = 3,101.05 × 606.40
4. Step 4: Simplify right side
   2,067.59x = 1,880,469.73
5. Step 5: Solve for x
   x = 1,880,469.73/2,067.59
6. Step 6: Final answer
   x = 909.50