Finding the Third Proportional to 70,664 and 154,610

Step by Step Solution

1. Step 1: Write the proportion equation
   70,664 : 154,610 = 154,610 : x
2. Step 2: Convert to fraction form
   70,664/154,610 = 154,610/x
3. Step 3: Cross multiply
   70,664x = 154,610 × 154,610
4. Step 4: Simplify right side
   70,664x = 23,904,252,100
5. Step 5: Solve for x
   x = 23,904,252,100/70,664
6. Step 6: Final answer
   x = 338,280.48