Finding the Fourth Proportional to 11,075, 15,265.68 and 8,086.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,075 : 15,265.68 = 8,086.10 : x
2. Step 2: Convert to fraction form
   11,075/15,265.68 = 8,086.10/x
3. Step 3: Cross multiply
   11,075x = 15,265.68 × 8,086.10
4. Step 4: Simplify right side
   11,075x = 123,439,815.05
5. Step 5: Solve for x
   x = 123,439,815.05/11,075
6. Step 6: Final answer
   x = 11,145.81