Finding the Third Proportional to 151,216 and 325,540

Step by Step Solution

1. Step 1: Write the proportion equation
   151,216 : 325,540 = 325,540 : x
2. Step 2: Convert to fraction form
   151,216/325,540 = 325,540/x
3. Step 3: Cross multiply
   151,216x = 325,540 × 325,540
4. Step 4: Simplify right side
   151,216x = 105,976,291,600
5. Step 5: Solve for x
   x = 105,976,291,600/151,216
6. Step 6: Final answer
   x = 700,827.24