Finding the Third Proportional to 27,031 and 40,870

Step by Step Solution

1. Step 1: Write the proportion equation
   27,031 : 40,870 = 40,870 : x
2. Step 2: Convert to fraction form
   27,031/40,870 = 40,870/x
3. Step 3: Cross multiply
   27,031x = 40,870 × 40,870
4. Step 4: Simplify right side
   27,031x = 1,670,356,900
5. Step 5: Solve for x
   x = 1,670,356,900/27,031
6. Step 6: Final answer
   x = 61,794.12