Finding the Fourth Proportional to 10,890.27, 16,333.13 and 3,096.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,890.27 : 16,333.13 = 3,096.99 : x
2. Step 2: Convert to fraction form
   10,890.27/16,333.13 = 3,096.99/x
3. Step 3: Cross multiply
   10,890.27x = 16,333.13 × 3,096.99
4. Step 4: Simplify right side
   10,890.27x = 50,583,524.79
5. Step 5: Solve for x
   x = 50,583,524.79/10,890.27
6. Step 6: Final answer
   x = 4,644.84