Finding the Fourth Proportional to 3,789.31, 5,229.33 and 2,110.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,789.31 : 5,229.33 = 2,110.82 : x
2. Step 2: Convert to fraction form
   3,789.31/5,229.33 = 2,110.82/x
3. Step 3: Cross multiply
   3,789.31x = 5,229.33 × 2,110.82
4. Step 4: Simplify right side
   3,789.31x = 11,038,174.35
5. Step 5: Solve for x
   x = 11,038,174.35/3,789.31
6. Step 6: Final answer
   x = 2,912.98