Finding the Fourth Proportional to 23,095.98, 31,872.36 and 12,485.61

Step by Step Solution

1. Step 1: Write the proportion equation
   23,095.98 : 31,872.36 = 12,485.61 : x
2. Step 2: Convert to fraction form
   23,095.98/31,872.36 = 12,485.61/x
3. Step 3: Cross multiply
   23,095.98x = 31,872.36 × 12,485.61
4. Step 4: Simplify right side
   23,095.98x = 397,945,856.74
5. Step 5: Solve for x
   x = 397,945,856.74/23,095.98
6. Step 6: Final answer
   x = 17,230.09