Finding the Fourth Proportional to 10,857.33, 16,260.48 and 5,293.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,857.33 : 16,260.48 = 5,293.25 : x
2. Step 2: Convert to fraction form
   10,857.33/16,260.48 = 5,293.25/x
3. Step 3: Cross multiply
   10,857.33x = 16,260.48 × 5,293.25
4. Step 4: Simplify right side
   10,857.33x = 86,070,704.46
5. Step 5: Solve for x
   x = 86,070,704.46/10,857.33
6. Step 6: Final answer
   x = 7,927.43