Finding the Third Proportional to 325,377 and 500,434.88

Step by Step Solution

1. Step 1: Write the proportion equation
   325,377 : 500,434.88 = 500,434.88 : x
2. Step 2: Convert to fraction form
   325,377/500,434.88 = 500,434.88/x
3. Step 3: Cross multiply
   325,377x = 500,434.88 × 500,434.88
4. Step 4: Simplify right side
   325,377x = 250,435,064,116.27
5. Step 5: Solve for x
   x = 250,435,064,116.27/325,377
6. Step 6: Final answer
   x = 769,676.60