Finding the Third Proportional to 20,894 and 42,595

Step by Step Solution

1. Step 1: Write the proportion equation
   20,894 : 42,595 = 42,595 : x
2. Step 2: Convert to fraction form
   20,894/42,595 = 42,595/x
3. Step 3: Cross multiply
   20,894x = 42,595 × 42,595
4. Step 4: Simplify right side
   20,894x = 1,814,334,025
5. Step 5: Solve for x
   x = 1,814,334,025/20,894
6. Step 6: Final answer
   x = 86,835.17