Finding the Fourth Proportional to 9,551.30, 14,321.84 and 3,309.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,551.30 : 14,321.84 = 3,309.72 : x
2. Step 2: Convert to fraction form
   9,551.30/14,321.84 = 3,309.72/x
3. Step 3: Cross multiply
   9,551.30x = 14,321.84 × 3,309.72
4. Step 4: Simplify right side
   9,551.30x = 47,401,280.28
5. Step 5: Solve for x
   x = 47,401,280.28/9,551.30
6. Step 6: Final answer
   x = 4,962.81