Finding the Third Proportional to 30,368 and 64,036

Step by Step Solution

1. Step 1: Write the proportion equation
   30,368 : 64,036 = 64,036 : x
2. Step 2: Convert to fraction form
   30,368/64,036 = 64,036/x
3. Step 3: Cross multiply
   30,368x = 64,036 × 64,036
4. Step 4: Simplify right side
   30,368x = 4,100,609,296
5. Step 5: Solve for x
   x = 4,100,609,296/30,368
6. Step 6: Final answer
   x = 135,030.60