Finding the Third Proportional to 771,682 and 1,661,886

Step by Step Solution

1. Step 1: Write the proportion equation
   771,682 : 1,661,886 = 1,661,886 : x
2. Step 2: Convert to fraction form
   771,682/1,661,886 = 1,661,886/x
3. Step 3: Cross multiply
   771,682x = 1,661,886 × 1,661,886
4. Step 4: Simplify right side
   771,682x = 2,761,865,076,996
5. Step 5: Solve for x
   x = 2,761,865,076,996/771,682
6. Step 6: Final answer
   x = 3,579,019.70