Finding the Fourth Proportional to 2,067.31, 3,100.98 and 606.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.31 : 3,100.98 = 606.49 : x
2. Step 2: Convert to fraction form
   2,067.31/3,100.98 = 606.49/x
3. Step 3: Cross multiply
   2,067.31x = 3,100.98 × 606.49
4. Step 4: Simplify right side
   2,067.31x = 1,880,707.88
5. Step 5: Solve for x
   x = 1,880,707.88/2,067.31
6. Step 6: Final answer
   x = 909.74