Finding the Third Proportional to 70,556 and 150,930

Step by Step Solution

1. Step 1: Write the proportion equation
   70,556 : 150,930 = 150,930 : x
2. Step 2: Convert to fraction form
   70,556/150,930 = 150,930/x
3. Step 3: Cross multiply
   70,556x = 150,930 × 150,930
4. Step 4: Simplify right side
   70,556x = 22,779,864,900
5. Step 5: Solve for x
   x = 22,779,864,900/70,556
6. Step 6: Final answer
   x = 322,862.19