Finding the Fourth Proportional to 2,066.76, 3,100.37 and 606.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.76 : 3,100.37 = 606.15 : x
2. Step 2: Convert to fraction form
   2,066.76/3,100.37 = 606.15/x
3. Step 3: Cross multiply
   2,066.76x = 3,100.37 × 606.15
4. Step 4: Simplify right side
   2,066.76x = 1,879,286.24
5. Step 5: Solve for x
   x = 1,879,286.24/2,066.76
6. Step 6: Final answer
   x = 909.29