Finding the Third Proportional to 158,570 and 332,710

Step by Step Solution

1. Step 1: Write the proportion equation
   158,570 : 332,710 = 332,710 : x
2. Step 2: Convert to fraction form
   158,570/332,710 = 332,710/x
3. Step 3: Cross multiply
   158,570x = 332,710 × 332,710
4. Step 4: Simplify right side
   158,570x = 110,695,944,100
5. Step 5: Solve for x
   x = 110,695,944,100/158,570
6. Step 6: Final answer
   x = 698,088.82