Finding the Fourth Proportional to 10,855.22, 16,277.31 and 5,300.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,855.22 : 16,277.31 = 5,300.24 : x
2. Step 2: Convert to fraction form
   10,855.22/16,277.31 = 5,300.24/x
3. Step 3: Cross multiply
   10,855.22x = 16,277.31 × 5,300.24
4. Step 4: Simplify right side
   10,855.22x = 86,273,568.17
5. Step 5: Solve for x
   x = 86,273,568.17/10,855.22
6. Step 6: Final answer
   x = 7,947.66