Finding the Third Proportional to 661,764 and 1,435,496

Step by Step Solution

1. Step 1: Write the proportion equation
   661,764 : 1,435,496 = 1,435,496 : x
2. Step 2: Convert to fraction form
   661,764/1,435,496 = 1,435,496/x
3. Step 3: Cross multiply
   661,764x = 1,435,496 × 1,435,496
4. Step 4: Simplify right side
   661,764x = 2,060,648,766,016
5. Step 5: Solve for x
   x = 2,060,648,766,016/661,764
6. Step 6: Final answer
   x = 3,113,872.57