Finding the Third Proportional to 8,501 and 12,355

Step by Step Solution

1. Step 1: Write the proportion equation
   8,501 : 12,355 = 12,355 : x
2. Step 2: Convert to fraction form
   8,501/12,355 = 12,355/x
3. Step 3: Cross multiply
   8,501x = 12,355 × 12,355
4. Step 4: Simplify right side
   8,501x = 152,646,025
5. Step 5: Solve for x
   x = 152,646,025/8,501
6. Step 6: Final answer
   x = 17,956.24