Finding the Fourth Proportional to 69,233.69, 103,850.49 and 16,643.15

Step by Step Solution

1. Step 1: Write the proportion equation
   69,233.69 : 103,850.49 = 16,643.15 : x
2. Step 2: Convert to fraction form
   69,233.69/103,850.49 = 16,643.15/x
3. Step 3: Cross multiply
   69,233.69x = 103,850.49 × 16,643.15
4. Step 4: Simplify right side
   69,233.69x = 1,728,399,542.27
5. Step 5: Solve for x
   x = 1,728,399,542.27/69,233.69
6. Step 6: Final answer
   x = 24,964.72