Finding the Third Proportional to 55,227 and 86,118

Step by Step Solution

1. Step 1: Write the proportion equation
   55,227 : 86,118 = 86,118 : x
2. Step 2: Convert to fraction form
   55,227/86,118 = 86,118/x
3. Step 3: Cross multiply
   55,227x = 86,118 × 86,118
4. Step 4: Simplify right side
   55,227x = 7,416,309,924
5. Step 5: Solve for x
   x = 7,416,309,924/55,227
6. Step 6: Final answer
   x = 134,287.76