Finding the Third Proportional to 34,307 and 69,568

Step by Step Solution

1. Step 1: Write the proportion equation
   34,307 : 69,568 = 69,568 : x
2. Step 2: Convert to fraction form
   34,307/69,568 = 69,568/x
3. Step 3: Cross multiply
   34,307x = 69,568 × 69,568
4. Step 4: Simplify right side
   34,307x = 4,839,706,624
5. Step 5: Solve for x
   x = 4,839,706,624/34,307
6. Step 6: Final answer
   x = 141,070.53