Finding the Third Proportional to 325,512 and 497,648.81

Step by Step Solution

1. Step 1: Write the proportion equation
   325,512 : 497,648.81 = 497,648.81 : x
2. Step 2: Convert to fraction form
   325,512/497,648.81 = 497,648.81/x
3. Step 3: Cross multiply
   325,512x = 497,648.81 × 497,648.81
4. Step 4: Simplify right side
   325,512x = 247,654,340,582.66
5. Step 5: Solve for x
   x = 247,654,340,582.66/325,512
6. Step 6: Final answer
   x = 760,814.78