Finding the Fourth Proportional to 10,825.80, 16,225.64 and 5,270.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,825.80 : 16,225.64 = 5,270.82 : x
2. Step 2: Convert to fraction form
   10,825.80/16,225.64 = 5,270.82/x
3. Step 3: Cross multiply
   10,825.80x = 16,225.64 × 5,270.82
4. Step 4: Simplify right side
   10,825.80x = 85,522,427.82
5. Step 5: Solve for x
   x = 85,522,427.82/10,825.80
6. Step 6: Final answer
   x = 7,899.87