Finding the Fourth Proportional to 8,150.30, 12,209.73 and 4,866.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,150.30 : 12,209.73 = 4,866.02 : x
2. Step 2: Convert to fraction form
   8,150.30/12,209.73 = 4,866.02/x
3. Step 3: Cross multiply
   8,150.30x = 12,209.73 × 4,866.02
4. Step 4: Simplify right side
   8,150.30x = 59,412,790.37
5. Step 5: Solve for x
   x = 59,412,790.37/8,150.30
6. Step 6: Final answer
   x = 7,289.64