Finding the Fourth Proportional to 18,086.00, 27,091.71 and 8,698.29

Step by Step Solution

1. Step 1: Write the proportion equation
   18,086.00 : 27,091.71 = 8,698.29 : x
2. Step 2: Convert to fraction form
   18,086.00/27,091.71 = 8,698.29/x
3. Step 3: Cross multiply
   18,086.00x = 27,091.71 × 8,698.29
4. Step 4: Simplify right side
   18,086.00x = 235,651,550.18
5. Step 5: Solve for x
   x = 235,651,550.18/18,086.00
6. Step 6: Final answer
   x = 13,029.50