Finding the Third Proportional to 467,876 and 666,820

Step by Step Solution

1. Step 1: Write the proportion equation
   467,876 : 666,820 = 666,820 : x
2. Step 2: Convert to fraction form
   467,876/666,820 = 666,820/x
3. Step 3: Cross multiply
   467,876x = 666,820 × 666,820
4. Step 4: Simplify right side
   467,876x = 444,648,912,400
5. Step 5: Solve for x
   x = 444,648,912,400/467,876
6. Step 6: Final answer
   x = 950,356.32