Finding the Third Proportional to 70,434 and 146,682

Step by Step Solution

1. Step 1: Write the proportion equation
   70,434 : 146,682 = 146,682 : x
2. Step 2: Convert to fraction form
   70,434/146,682 = 146,682/x
3. Step 3: Cross multiply
   70,434x = 146,682 × 146,682
4. Step 4: Simplify right side
   70,434x = 21,515,609,124
5. Step 5: Solve for x
   x = 21,515,609,124/70,434
6. Step 6: Final answer
   x = 305,471.92