Finding the Fourth Proportional to 9,456.72, 14,182.08 and 3,215.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,456.72 : 14,182.08 = 3,215.62 : x
2. Step 2: Convert to fraction form
   9,456.72/14,182.08 = 3,215.62/x
3. Step 3: Cross multiply
   9,456.72x = 14,182.08 × 3,215.62
4. Step 4: Simplify right side
   9,456.72x = 45,604,180.09
5. Step 5: Solve for x
   x = 45,604,180.09/9,456.72
6. Step 6: Final answer
   x = 4,822.41