Finding the Fourth Proportional to 3,665.40, 5,058.30 and 2,093.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.40 : 5,058.30 = 2,093.46 : x
2. Step 2: Convert to fraction form
   3,665.40/5,058.30 = 2,093.46/x
3. Step 3: Cross multiply
   3,665.40x = 5,058.30 × 2,093.46
4. Step 4: Simplify right side
   3,665.40x = 10,589,348.72
5. Step 5: Solve for x
   x = 10,589,348.72/3,665.40
6. Step 6: Final answer
   x = 2,889.00