Finding the Third Proportional to 23,212 and 34,870

Step by Step Solution

1. Step 1: Write the proportion equation
   23,212 : 34,870 = 34,870 : x
2. Step 2: Convert to fraction form
   23,212/34,870 = 34,870/x
3. Step 3: Cross multiply
   23,212x = 34,870 × 34,870
4. Step 4: Simplify right side
   23,212x = 1,215,916,900
5. Step 5: Solve for x
   x = 1,215,916,900/23,212
6. Step 6: Final answer
   x = 52,383.12