Finding the Third Proportional to 70,814 and 154,510

Step by Step Solution

1. Step 1: Write the proportion equation
   70,814 : 154,510 = 154,510 : x
2. Step 2: Convert to fraction form
   70,814/154,510 = 154,510/x
3. Step 3: Cross multiply
   70,814x = 154,510 × 154,510
4. Step 4: Simplify right side
   70,814x = 23,873,340,100
5. Step 5: Solve for x
   x = 23,873,340,100/70,814
6. Step 6: Final answer
   x = 337,127.41