Finding the Fourth Proportional to 10,996.97, 15,175.76 and 5,961.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,996.97 : 15,175.76 = 5,961.30 : x
2. Step 2: Convert to fraction form
   10,996.97/15,175.76 = 5,961.30/x
3. Step 3: Cross multiply
   10,996.97x = 15,175.76 × 5,961.30
4. Step 4: Simplify right side
   10,996.97x = 90,467,171.37
5. Step 5: Solve for x
   x = 90,467,171.37/10,996.97
6. Step 6: Final answer
   x = 8,226.56