Finding the Third Proportional to 70,429 and 154,682

Step by Step Solution

1. Step 1: Write the proportion equation
   70,429 : 154,682 = 154,682 : x
2. Step 2: Convert to fraction form
   70,429/154,682 = 154,682/x
3. Step 3: Cross multiply
   70,429x = 154,682 × 154,682
4. Step 4: Simplify right side
   70,429x = 23,926,521,124
5. Step 5: Solve for x
   x = 23,926,521,124/70,429
6. Step 6: Final answer
   x = 339,725.41