Finding the Third Proportional to 148,682 and 325,012

Step by Step Solution

1. Step 1: Write the proportion equation
   148,682 : 325,012 = 325,012 : x
2. Step 2: Convert to fraction form
   148,682/325,012 = 325,012/x
3. Step 3: Cross multiply
   148,682x = 325,012 × 325,012
4. Step 4: Simplify right side
   148,682x = 105,632,800,144
5. Step 5: Solve for x
   x = 105,632,800,144/148,682
6. Step 6: Final answer
   x = 710,461.25