Finding the Fourth Proportional to 12,026.39, 16,579.67 and 10,365.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,026.39 : 16,579.67 = 10,365.48 : x
2. Step 2: Convert to fraction form
   12,026.39/16,579.67 = 10,365.48/x
3. Step 3: Cross multiply
   12,026.39x = 16,579.67 × 10,365.48
4. Step 4: Simplify right side
   12,026.39x = 171,856,185.96
5. Step 5: Solve for x
   x = 171,856,185.96/12,026.39
6. Step 6: Final answer
   x = 14,289.93