Finding the Third Proportional to 8,185.97 and 12,513.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,185.97 : 12,513.84 = 12,513.84 : x
2. Step 2: Convert to fraction form
   8,185.97/12,513.84 = 12,513.84/x
3. Step 3: Cross multiply
   8,185.97x = 12,513.84 × 12,513.84
4. Step 4: Simplify right side
   8,185.97x = 156,596,285.40
5. Step 5: Solve for x
   x = 156,596,285.40/8,185.97
6. Step 6: Final answer
   x = 19,129.84