Finding the Fourth Proportional to 9,855.88, 14,783.55 and 3,282.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,855.88 : 14,783.55 = 3,282.12 : x
2. Step 2: Convert to fraction form
   9,855.88/14,783.55 = 3,282.12/x
3. Step 3: Cross multiply
   9,855.88x = 14,783.55 × 3,282.12
4. Step 4: Simplify right side
   9,855.88x = 48,521,372.82
5. Step 5: Solve for x
   x = 48,521,372.82/9,855.88
6. Step 6: Final answer
   x = 4,923.09