Finding the Third Proportional to 51,919 and 113,666

Step by Step Solution

1. Step 1: Write the proportion equation
   51,919 : 113,666 = 113,666 : x
2. Step 2: Convert to fraction form
   51,919/113,666 = 113,666/x
3. Step 3: Cross multiply
   51,919x = 113,666 × 113,666
4. Step 4: Simplify right side
   51,919x = 12,919,959,556
5. Step 5: Solve for x
   x = 12,919,959,556/51,919
6. Step 6: Final answer
   x = 248,848.39