Finding the Fourth Proportional to 9,901.56, 14,855.85 and 3,327.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,901.56 : 14,855.85 = 3,327.72 : x
2. Step 2: Convert to fraction form
   9,901.56/14,855.85 = 3,327.72/x
3. Step 3: Cross multiply
   9,901.56x = 14,855.85 × 3,327.72
4. Step 4: Simplify right side
   9,901.56x = 49,436,109.16
5. Step 5: Solve for x
   x = 49,436,109.16/9,901.56
6. Step 6: Final answer
   x = 4,992.76