Finding the Fourth Proportional to 2,067.18, 3,100.71 and 606.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.18 : 3,100.71 = 606.36 : x
2. Step 2: Convert to fraction form
   2,067.18/3,100.71 = 606.36/x
3. Step 3: Cross multiply
   2,067.18x = 3,100.71 × 606.36
4. Step 4: Simplify right side
   2,067.18x = 1,880,146.52
5. Step 5: Solve for x
   x = 1,880,146.52/2,067.18
6. Step 6: Final answer
   x = 909.52