Finding the Third Proportional to 70,828 and 154,724

Step by Step Solution

1. Step 1: Write the proportion equation
   70,828 : 154,724 = 154,724 : x
2. Step 2: Convert to fraction form
   70,828/154,724 = 154,724/x
3. Step 3: Cross multiply
   70,828x = 154,724 × 154,724
4. Step 4: Simplify right side
   70,828x = 23,939,516,176
5. Step 5: Solve for x
   x = 23,939,516,176/70,828
6. Step 6: Final answer
   x = 337,995.09