Finding the Fourth Proportional to 2,766.46, 4,151.03 and 1,379.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.46 : 4,151.03 = 1,379.99 : x
2. Step 2: Convert to fraction form
   2,766.46/4,151.03 = 1,379.99/x
3. Step 3: Cross multiply
   2,766.46x = 4,151.03 × 1,379.99
4. Step 4: Simplify right side
   2,766.46x = 5,728,379.89
5. Step 5: Solve for x
   x = 5,728,379.89/2,766.46
6. Step 6: Final answer
   x = 2,070.65