Finding the Fourth Proportional to 10,950.34, 16,435.89 and 6,777.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,950.34 : 16,435.89 = 6,777.73 : x
2. Step 2: Convert to fraction form
   10,950.34/16,435.89 = 6,777.73/x
3. Step 3: Cross multiply
   10,950.34x = 16,435.89 × 6,777.73
4. Step 4: Simplify right side
   10,950.34x = 111,398,024.73
5. Step 5: Solve for x
   x = 111,398,024.73/10,950.34
6. Step 6: Final answer
   x = 10,173.02