Finding the Fourth Proportional to 2,890.73, 4,337.37 and 2,766.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,890.73 : 4,337.37 = 2,766.17 : x
2. Step 2: Convert to fraction form
   2,890.73/4,337.37 = 2,766.17/x
3. Step 3: Cross multiply
   2,890.73x = 4,337.37 × 2,766.17
4. Step 4: Simplify right side
   2,890.73x = 11,997,913.62
5. Step 5: Solve for x
   x = 11,997,913.62/2,890.73
6. Step 6: Final answer
   x = 4,150.48