Finding the Fourth Proportional to 3,216.72, 4,817.88 and 3,063.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,216.72 : 4,817.88 = 3,063.72 : x
2. Step 2: Convert to fraction form
   3,216.72/4,817.88 = 3,063.72/x
3. Step 3: Cross multiply
   3,216.72x = 4,817.88 × 3,063.72
4. Step 4: Simplify right side
   3,216.72x = 14,760,635.31
5. Step 5: Solve for x
   x = 14,760,635.31/3,216.72
6. Step 6: Final answer
   x = 4,588.72