Finding the Fourth Proportional to 10,786.48, 14,882.64 and 8,271.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,786.48 : 14,882.64 = 8,271.16 : x
2. Step 2: Convert to fraction form
   10,786.48/14,882.64 = 8,271.16/x
3. Step 3: Cross multiply
   10,786.48x = 14,882.64 × 8,271.16
4. Step 4: Simplify right side
   10,786.48x = 123,096,696.66
5. Step 5: Solve for x
   x = 123,096,696.66/10,786.48
6. Step 6: Final answer
   x = 11,412.13