Finding the Fourth Proportional to 8,786.00, 13,210.61 and 8,101.04

Step by Step Solution

1. Step 1: Write the proportion equation
   8,786.00 : 13,210.61 = 8,101.04 : x
2. Step 2: Convert to fraction form
   8,786.00/13,210.61 = 8,101.04/x
3. Step 3: Cross multiply
   8,786.00x = 13,210.61 × 8,101.04
4. Step 4: Simplify right side
   8,786.00x = 107,019,672.56
5. Step 5: Solve for x
   x = 107,019,672.56/8,786.00
6. Step 6: Final answer
   x = 12,180.71