Finding the Third Proportional to 664,876 and 1,469,716

Step by Step Solution

1. Step 1: Write the proportion equation
   664,876 : 1,469,716 = 1,469,716 : x
2. Step 2: Convert to fraction form
   664,876/1,469,716 = 1,469,716/x
3. Step 3: Cross multiply
   664,876x = 1,469,716 × 1,469,716
4. Step 4: Simplify right side
   664,876x = 2,160,065,120,656
5. Step 5: Solve for x
   x = 2,160,065,120,656/664,876
6. Step 6: Final answer
   x = 3,248,824.02