Finding the Fourth Proportional to 12,026.40, 16,585.69 and 7,550.57

Step by Step Solution

1. Step 1: Write the proportion equation
   12,026.40 : 16,585.69 = 7,550.57 : x
2. Step 2: Convert to fraction form
   12,026.40/16,585.69 = 7,550.57/x
3. Step 3: Cross multiply
   12,026.40x = 16,585.69 × 7,550.57
4. Step 4: Simplify right side
   12,026.40x = 125,231,375.59
5. Step 5: Solve for x
   x = 125,231,375.59/12,026.40
6. Step 6: Final answer
   x = 10,413.04