Finding the Fourth Proportional to 3,665.34, 5,058.63 and 3,354.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.34 : 5,058.63 = 3,354.30 : x
2. Step 2: Convert to fraction form
   3,665.34/5,058.63 = 3,354.30/x
3. Step 3: Cross multiply
   3,665.34x = 5,058.63 × 3,354.30
4. Step 4: Simplify right side
   3,665.34x = 16,968,162.61
5. Step 5: Solve for x
   x = 16,968,162.61/3,665.34
6. Step 6: Final answer
   x = 4,629.36