Finding the Third Proportional to 371,982.50 and 810,394

Step by Step Solution

1. Step 1: Write the proportion equation
   371,982.50 : 810,394 = 810,394 : x
2. Step 2: Convert to fraction form
   371,982.50/810,394 = 810,394/x
3. Step 3: Cross multiply
   371,982.50x = 810,394 × 810,394
4. Step 4: Simplify right side
   371,982.50x = 656,738,435,236
5. Step 5: Solve for x
   x = 656,738,435,236/371,982.50
6. Step 6: Final answer
   x = 1,765,508.96