Finding the Fourth Proportional to 2,890.89, 4,331.43 and 2,064.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,890.89 : 4,331.43 = 2,064.96 : x
2. Step 2: Convert to fraction form
   2,890.89/4,331.43 = 2,064.96/x
3. Step 3: Cross multiply
   2,890.89x = 4,331.43 × 2,064.96
4. Step 4: Simplify right side
   2,890.89x = 8,944,229.69
5. Step 5: Solve for x
   x = 8,944,229.69/2,890.89
6. Step 6: Final answer
   x = 3,093.94