Finding the Third Proportional to 380,508 and 819,882.75

Step by Step Solution

1. Step 1: Write the proportion equation
   380,508 : 819,882.75 = 819,882.75 : x
2. Step 2: Convert to fraction form
   380,508/819,882.75 = 819,882.75/x
3. Step 3: Cross multiply
   380,508x = 819,882.75 × 819,882.75
4. Step 4: Simplify right side
   380,508x = 672,207,723,747.56
5. Step 5: Solve for x
   x = 672,207,723,747.56/380,508
6. Step 6: Final answer
   x = 1,766,606.02