Finding the Fourth Proportional to 2,069.37, 3,103.79 and 608.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.37 : 3,103.79 = 608.67 : x
2. Step 2: Convert to fraction form
   2,069.37/3,103.79 = 608.67/x
3. Step 3: Cross multiply
   2,069.37x = 3,103.79 × 608.67
4. Step 4: Simplify right side
   2,069.37x = 1,889,180.82
5. Step 5: Solve for x
   x = 1,889,180.82/2,069.37
6. Step 6: Final answer
   x = 912.93