Finding the Fourth Proportional to 10,791.23, 16,188.74 and 4,466.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,791.23 : 16,188.74 = 4,466.09 : x
2. Step 2: Convert to fraction form
   10,791.23/16,188.74 = 4,466.09/x
3. Step 3: Cross multiply
   10,791.23x = 16,188.74 × 4,466.09
4. Step 4: Simplify right side
   10,791.23x = 72,300,369.83
5. Step 5: Solve for x
   x = 72,300,369.83/10,791.23
6. Step 6: Final answer
   x = 6,699.92