Finding the Fourth Proportional to 9,453.72, 14,181.23 and 3,211.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,453.72 : 14,181.23 = 3,211.18 : x
2. Step 2: Convert to fraction form
   9,453.72/14,181.23 = 3,211.18/x
3. Step 3: Cross multiply
   9,453.72x = 14,181.23 × 3,211.18
4. Step 4: Simplify right side
   9,453.72x = 45,538,466.10
5. Step 5: Solve for x
   x = 45,538,466.10/9,453.72
6. Step 6: Final answer
   x = 4,816.99