Finding the Fourth Proportional to 8,784.82, 12,123.09 and 4,806

Step by Step Solution

1. Step 1: Write the proportion equation
   8,784.82 : 12,123.09 = 4,806 : x
2. Step 2: Convert to fraction form
   8,784.82/12,123.09 = 4,806/x
3. Step 3: Cross multiply
   8,784.82x = 12,123.09 × 4,806
4. Step 4: Simplify right side
   8,784.82x = 58,263,570.54
5. Step 5: Solve for x
   x = 58,263,570.54/8,784.82
6. Step 6: Final answer
   x = 6,632.30