Finding the Fourth Proportional to 10,860.83, 16,265.73 and 5,296.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,860.83 : 16,265.73 = 5,296.75 : x
2. Step 2: Convert to fraction form
   10,860.83/16,265.73 = 5,296.75/x
3. Step 3: Cross multiply
   10,860.83x = 16,265.73 × 5,296.75
4. Step 4: Simplify right side
   10,860.83x = 86,155,505.38
5. Step 5: Solve for x
   x = 86,155,505.38/10,860.83
6. Step 6: Final answer
   x = 7,932.68