Finding the Third Proportional to 21,518 and 46,610

Step by Step Solution

1. Step 1: Write the proportion equation
   21,518 : 46,610 = 46,610 : x
2. Step 2: Convert to fraction form
   21,518/46,610 = 46,610/x
3. Step 3: Cross multiply
   21,518x = 46,610 × 46,610
4. Step 4: Simplify right side
   21,518x = 2,172,492,100
5. Step 5: Solve for x
   x = 2,172,492,100/21,518
6. Step 6: Final answer
   x = 100,961.62