Finding the Fourth Proportional to 10,979.69, 15,151.83 and 5,943.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,979.69 : 15,151.83 = 5,943.81 : x
2. Step 2: Convert to fraction form
   10,979.69/15,151.83 = 5,943.81/x
3. Step 3: Cross multiply
   10,979.69x = 15,151.83 × 5,943.81
4. Step 4: Simplify right side
   10,979.69x = 90,059,598.67
5. Step 5: Solve for x
   x = 90,059,598.67/10,979.69
6. Step 6: Final answer
   x = 8,202.38