Finding the Third Proportional to 51,118 and 104,786

Step by Step Solution

1. Step 1: Write the proportion equation
   51,118 : 104,786 = 104,786 : x
2. Step 2: Convert to fraction form
   51,118/104,786 = 104,786/x
3. Step 3: Cross multiply
   51,118x = 104,786 × 104,786
4. Step 4: Simplify right side
   51,118x = 10,980,105,796
5. Step 5: Solve for x
   x = 10,980,105,796/51,118
6. Step 6: Final answer
   x = 214,799.21