Finding the Third Proportional to 70,058 and 145,084

Step by Step Solution

1. Step 1: Write the proportion equation
   70,058 : 145,084 = 145,084 : x
2. Step 2: Convert to fraction form
   70,058/145,084 = 145,084/x
3. Step 3: Cross multiply
   70,058x = 145,084 × 145,084
4. Step 4: Simplify right side
   70,058x = 21,049,367,056
5. Step 5: Solve for x
   x = 21,049,367,056/70,058
6. Step 6: Final answer
   x = 300,456.29