Finding the Third Proportional to 19,910 and 31,074

Step by Step Solution

1. Step 1: Write the proportion equation
   19,910 : 31,074 = 31,074 : x
2. Step 2: Convert to fraction form
   19,910/31,074 = 31,074/x
3. Step 3: Cross multiply
   19,910x = 31,074 × 31,074
4. Step 4: Simplify right side
   19,910x = 965,593,476
5. Step 5: Solve for x
   x = 965,593,476/19,910
6. Step 6: Final answer
   x = 48,497.91