Finding the Fourth Proportional to 10,771.72, 16,153.30 and 4,196.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,771.72 : 16,153.30 = 4,196.96 : x
2. Step 2: Convert to fraction form
   10,771.72/16,153.30 = 4,196.96/x
3. Step 3: Cross multiply
   10,771.72x = 16,153.30 × 4,196.96
4. Step 4: Simplify right side
   10,771.72x = 67,794,753.97
5. Step 5: Solve for x
   x = 67,794,753.97/10,771.72
6. Step 6: Final answer
   x = 6,293.77