Finding the Fourth Proportional to 10,975.25, 15,145.79 and 5,939.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,975.25 : 15,145.79 = 5,939.48 : x
2. Step 2: Convert to fraction form
   10,975.25/15,145.79 = 5,939.48/x
3. Step 3: Cross multiply
   10,975.25x = 15,145.79 × 5,939.48
4. Step 4: Simplify right side
   10,975.25x = 89,958,055.91
5. Step 5: Solve for x
   x = 89,958,055.91/10,975.25
6. Step 6: Final answer
   x = 8,196.45