Finding the Third Proportional to 12,168 and 16,953

Step by Step Solution

1. Step 1: Write the proportion equation
   12,168 : 16,953 = 16,953 : x
2. Step 2: Convert to fraction form
   12,168/16,953 = 16,953/x
3. Step 3: Cross multiply
   12,168x = 16,953 × 16,953
4. Step 4: Simplify right side
   12,168x = 287,404,209
5. Step 5: Solve for x
   x = 287,404,209/12,168
6. Step 6: Final answer
   x = 23,619.68