Finding the Fourth Proportional to 16,669.88, 22,993.82 and 12,682.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,669.88 : 22,993.82 = 12,682.28 : x
2. Step 2: Convert to fraction form
   16,669.88/22,993.82 = 12,682.28/x
3. Step 3: Cross multiply
   16,669.88x = 22,993.82 × 12,682.28
4. Step 4: Simplify right side
   16,669.88x = 291,614,063.51
5. Step 5: Solve for x
   x = 291,614,063.51/16,669.88
6. Step 6: Final answer
   x = 17,493.47