Finding the Third Proportional to 8,601 and 12,994.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,601 : 12,994.50 = 12,994.50 : x
2. Step 2: Convert to fraction form
   8,601/12,994.50 = 12,994.50/x
3. Step 3: Cross multiply
   8,601x = 12,994.50 × 12,994.50
4. Step 4: Simplify right side
   8,601x = 168,857,030.25
5. Step 5: Solve for x
   x = 168,857,030.25/8,601
6. Step 6: Final answer
   x = 19,632.26