Finding the Fourth Proportional to 2,123.25, 3,162.98 and 2,058.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.25 : 3,162.98 = 2,058.76 : x
2. Step 2: Convert to fraction form
   2,123.25/3,162.98 = 2,058.76/x
3. Step 3: Cross multiply
   2,123.25x = 3,162.98 × 2,058.76
4. Step 4: Simplify right side
   2,123.25x = 6,511,816.70
5. Step 5: Solve for x
   x = 6,511,816.70/2,123.25
6. Step 6: Final answer
   x = 3,066.91