Finding the Fourth Proportional to 2,766.29, 4,150.17 and 1,206.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.29 : 4,150.17 = 1,206.42 : x
2. Step 2: Convert to fraction form
   2,766.29/4,150.17 = 1,206.42/x
3. Step 3: Cross multiply
   2,766.29x = 4,150.17 × 1,206.42
4. Step 4: Simplify right side
   2,766.29x = 5,006,832.53
5. Step 5: Solve for x
   x = 5,006,832.53/2,766.29
6. Step 6: Final answer
   x = 1,809.95