Finding the Third Proportional to 31,274 and 63,822

Step by Step Solution

1. Step 1: Write the proportion equation
   31,274 : 63,822 = 63,822 : x
2. Step 2: Convert to fraction form
   31,274/63,822 = 63,822/x
3. Step 3: Cross multiply
   31,274x = 63,822 × 63,822
4. Step 4: Simplify right side
   31,274x = 4,073,247,684
5. Step 5: Solve for x
   x = 4,073,247,684/31,274
6. Step 6: Final answer
   x = 130,243.90