Finding the Third Proportional to 799,775 and 1,689,460

Step by Step Solution

1. Step 1: Write the proportion equation
   799,775 : 1,689,460 = 1,689,460 : x
2. Step 2: Convert to fraction form
   799,775/1,689,460 = 1,689,460/x
3. Step 3: Cross multiply
   799,775x = 1,689,460 × 1,689,460
4. Step 4: Simplify right side
   799,775x = 2,854,275,091,600
5. Step 5: Solve for x
   x = 2,854,275,091,600/799,775
6. Step 6: Final answer
   x = 3,568,847.60