Finding the Fourth Proportional to 9,644.37, 14,468.18 and 3,072.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,644.37 : 14,468.18 = 3,072.57 : x
2. Step 2: Convert to fraction form
   9,644.37/14,468.18 = 3,072.57/x
3. Step 3: Cross multiply
   9,644.37x = 14,468.18 × 3,072.57
4. Step 4: Simplify right side
   9,644.37x = 44,454,495.82
5. Step 5: Solve for x
   x = 44,454,495.82/9,644.37
6. Step 6: Final answer
   x = 4,609.37