Finding the Fourth Proportional to 8,855.82, 13,277.52 and 3,922.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,855.82 : 13,277.52 = 3,922.78 : x
2. Step 2: Convert to fraction form
   8,855.82/13,277.52 = 3,922.78/x
3. Step 3: Cross multiply
   8,855.82x = 13,277.52 × 3,922.78
4. Step 4: Simplify right side
   8,855.82x = 52,084,789.91
5. Step 5: Solve for x
   x = 52,084,789.91/8,855.82
6. Step 6: Final answer
   x = 5,881.42