Finding the Fourth Proportional to 3,648.96, 5,031.72 and 3,353.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648.96 : 5,031.72 = 3,353.04 : x
2. Step 2: Convert to fraction form
   3,648.96/5,031.72 = 3,353.04/x
3. Step 3: Cross multiply
   3,648.96x = 5,031.72 × 3,353.04
4. Step 4: Simplify right side
   3,648.96x = 16,871,558.43
5. Step 5: Solve for x
   x = 16,871,558.43/3,648.96
6. Step 6: Final answer
   x = 4,623.66