Finding the Fourth Proportional to 3,665.18, 5,058.88 and 2,094.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.18 : 5,058.88 = 2,094.20 : x
2. Step 2: Convert to fraction form
   3,665.18/5,058.88 = 2,094.20/x
3. Step 3: Cross multiply
   3,665.18x = 5,058.88 × 2,094.20
4. Step 4: Simplify right side
   3,665.18x = 10,594,306.50
5. Step 5: Solve for x
   x = 10,594,306.50/3,665.18
6. Step 6: Final answer
   x = 2,890.53