Finding the Fourth Proportional to 16,007.78, 24,009.59 and 4,913.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,007.78 : 24,009.59 = 4,913.55 : x
2. Step 2: Convert to fraction form
   16,007.78/24,009.59 = 4,913.55/x
3. Step 3: Cross multiply
   16,007.78x = 24,009.59 × 4,913.55
4. Step 4: Simplify right side
   16,007.78x = 117,972,333.23
5. Step 5: Solve for x
   x = 117,972,333.23/16,007.78
6. Step 6: Final answer
   x = 7,369.69