Finding the Fourth Proportional to 5,408.31, 7,463.25 and 3,018.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,408.31 : 7,463.25 = 3,018.18 : x
2. Step 2: Convert to fraction form
   5,408.31/7,463.25 = 3,018.18/x
3. Step 3: Cross multiply
   5,408.31x = 7,463.25 × 3,018.18
4. Step 4: Simplify right side
   5,408.31x = 22,525,431.89
5. Step 5: Solve for x
   x = 22,525,431.89/5,408.31
6. Step 6: Final answer
   x = 4,164.97