Finding the Fourth Proportional to 16,761.84, 23,131.49 and 9,208.33

Step by Step Solution

1. Step 1: Write the proportion equation
   16,761.84 : 23,131.49 = 9,208.33 : x
2. Step 2: Convert to fraction form
   16,761.84/23,131.49 = 9,208.33/x
3. Step 3: Cross multiply
   16,761.84x = 23,131.49 × 9,208.33
4. Step 4: Simplify right side
   16,761.84x = 213,002,393.31
5. Step 5: Solve for x
   x = 213,002,393.31/16,761.84
6. Step 6: Final answer
   x = 12,707.58