Finding the Fourth Proportional to 10,796.63, 16,168.82 and 5,236.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,796.63 : 16,168.82 = 5,236.20 : x
2. Step 2: Convert to fraction form
   10,796.63/16,168.82 = 5,236.20/x
3. Step 3: Cross multiply
   10,796.63x = 16,168.82 × 5,236.20
4. Step 4: Simplify right side
   10,796.63x = 84,663,149.10
5. Step 5: Solve for x
   x = 84,663,149.10/10,796.63
6. Step 6: Final answer
   x = 7,841.63