Finding the Third Proportional to 34,158 and 70,017

Step by Step Solution

1. Step 1: Write the proportion equation
   34,158 : 70,017 = 70,017 : x
2. Step 2: Convert to fraction form
   34,158/70,017 = 70,017/x
3. Step 3: Cross multiply
   34,158x = 70,017 × 70,017
4. Step 4: Simplify right side
   34,158x = 4,902,380,289
5. Step 5: Solve for x
   x = 4,902,380,289/34,158
6. Step 6: Final answer
   x = 143,520.71