Finding the Third Proportional to 20,522 and 31,406

Step by Step Solution

1. Step 1: Write the proportion equation
   20,522 : 31,406 = 31,406 : x
2. Step 2: Convert to fraction form
   20,522/31,406 = 31,406/x
3. Step 3: Cross multiply
   20,522x = 31,406 × 31,406
4. Step 4: Simplify right side
   20,522x = 986,336,836
5. Step 5: Solve for x
   x = 986,336,836/20,522
6. Step 6: Final answer
   x = 48,062.41