Finding the Third Proportional to 70,672 and 154,626

Step by Step Solution

1. Step 1: Write the proportion equation
   70,672 : 154,626 = 154,626 : x
2. Step 2: Convert to fraction form
   70,672/154,626 = 154,626/x
3. Step 3: Cross multiply
   70,672x = 154,626 × 154,626
4. Step 4: Simplify right side
   70,672x = 23,909,199,876
5. Step 5: Solve for x
   x = 23,909,199,876/70,672
6. Step 6: Final answer
   x = 338,312.20