Finding the Fourth Proportional to 10,711.22, 16,077.20 and 5,168.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,711.22 : 16,077.20 = 5,168.46 : x
2. Step 2: Convert to fraction form
   10,711.22/16,077.20 = 5,168.46/x
3. Step 3: Cross multiply
   10,711.22x = 16,077.20 × 5,168.46
4. Step 4: Simplify right side
   10,711.22x = 83,094,258.88
5. Step 5: Solve for x
   x = 83,094,258.88/10,711.22
6. Step 6: Final answer
   x = 7,757.69