Finding the Fourth Proportional to 2,906.54, 4,014.30 and 1,960.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,906.54 : 4,014.30 = 1,960.69 : x
2. Step 2: Convert to fraction form
   2,906.54/4,014.30 = 1,960.69/x
3. Step 3: Cross multiply
   2,906.54x = 4,014.30 × 1,960.69
4. Step 4: Simplify right side
   2,906.54x = 7,870,777.80
5. Step 5: Solve for x
   x = 7,870,777.80/2,906.54
6. Step 6: Final answer
   x = 2,707.95