Finding the Fourth Proportional to 8,786.00, 13,184.19 and 3,243.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,786.00 : 13,184.19 = 3,243.20 : x
2. Step 2: Convert to fraction form
   8,786.00/13,184.19 = 3,243.20/x
3. Step 3: Cross multiply
   8,786.00x = 13,184.19 × 3,243.20
4. Step 4: Simplify right side
   8,786.00x = 42,758,965.01
5. Step 5: Solve for x
   x = 42,758,965.01/8,786.00
6. Step 6: Final answer
   x = 4,866.72