Finding the Third Proportional to 374,320.50 and 811,701

Step by Step Solution

1. Step 1: Write the proportion equation
   374,320.50 : 811,701 = 811,701 : x
2. Step 2: Convert to fraction form
   374,320.50/811,701 = 811,701/x
3. Step 3: Cross multiply
   374,320.50x = 811,701 × 811,701
4. Step 4: Simplify right side
   374,320.50x = 658,858,513,401
5. Step 5: Solve for x
   x = 658,858,513,401/374,320.50
6. Step 6: Final answer
   x = 1,760,145.42