Finding the Third Proportional to 11,916 and 18,492

Step by Step Solution

1. Step 1: Write the proportion equation
   11,916 : 18,492 = 18,492 : x
2. Step 2: Convert to fraction form
   11,916/18,492 = 18,492/x
3. Step 3: Cross multiply
   11,916x = 18,492 × 18,492
4. Step 4: Simplify right side
   11,916x = 341,954,064
5. Step 5: Solve for x
   x = 341,954,064/11,916
6. Step 6: Final answer
   x = 28,697.05