Finding the Fourth Proportional to 10,976.46, 15,147.48 and 5,940.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,976.46 : 15,147.48 = 5,940.69 : x
2. Step 2: Convert to fraction form
   10,976.46/15,147.48 = 5,940.69/x
3. Step 3: Cross multiply
   10,976.46x = 15,147.48 × 5,940.69
4. Step 4: Simplify right side
   10,976.46x = 89,986,482.96
5. Step 5: Solve for x
   x = 89,986,482.96/10,976.46
6. Step 6: Final answer
   x = 8,198.13