Finding the Fourth Proportional to 10,794.43, 16,180.71 and 5,243.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,794.43 : 16,180.71 = 5,243.10 : x
2. Step 2: Convert to fraction form
   10,794.43/16,180.71 = 5,243.10/x
3. Step 3: Cross multiply
   10,794.43x = 16,180.71 × 5,243.10
4. Step 4: Simplify right side
   10,794.43x = 84,836,973.48
5. Step 5: Solve for x
   x = 84,836,973.48/10,794.43
6. Step 6: Final answer
   x = 7,859.33