Finding the Third Proportional to 30,226 and 64,112

Step by Step Solution

1. Step 1: Write the proportion equation
   30,226 : 64,112 = 64,112 : x
2. Step 2: Convert to fraction form
   30,226/64,112 = 64,112/x
3. Step 3: Cross multiply
   30,226x = 64,112 × 64,112
4. Step 4: Simplify right side
   30,226x = 4,110,348,544
5. Step 5: Solve for x
   x = 4,110,348,544/30,226
6. Step 6: Final answer
   x = 135,987.18