Finding the Third Proportional to 23,706 and 31,809

Step by Step Solution

1. Step 1: Write the proportion equation
   23,706 : 31,809 = 31,809 : x
2. Step 2: Convert to fraction form
   23,706/31,809 = 31,809/x
3. Step 3: Cross multiply
   23,706x = 31,809 × 31,809
4. Step 4: Simplify right side
   23,706x = 1,011,812,481
5. Step 5: Solve for x
   x = 1,011,812,481/23,706
6. Step 6: Final answer
   x = 42,681.70