Finding the Fourth Proportional to 10,996.84, 15,175.59 and 5,961.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,996.84 : 15,175.59 = 5,961.18 : x
2. Step 2: Convert to fraction form
   10,996.84/15,175.59 = 5,961.18/x
3. Step 3: Cross multiply
   10,996.84x = 15,175.59 × 5,961.18
4. Step 4: Simplify right side
   10,996.84x = 90,464,423.60
5. Step 5: Solve for x
   x = 90,464,423.60/10,996.84
6. Step 6: Final answer
   x = 8,226.40