Finding the Third Proportional to 770,960 and 1,656,738

Step by Step Solution

1. Step 1: Write the proportion equation
   770,960 : 1,656,738 = 1,656,738 : x
2. Step 2: Convert to fraction form
   770,960/1,656,738 = 1,656,738/x
3. Step 3: Cross multiply
   770,960x = 1,656,738 × 1,656,738
4. Step 4: Simplify right side
   770,960x = 2,744,780,800,644
5. Step 5: Solve for x
   x = 2,744,780,800,644/770,960
6. Step 6: Final answer
   x = 3,560,211.68