Finding the Third Proportional to 803,770 and 1,718,086

Step by Step Solution

1. Step 1: Write the proportion equation
   803,770 : 1,718,086 = 1,718,086 : x
2. Step 2: Convert to fraction form
   803,770/1,718,086 = 1,718,086/x
3. Step 3: Cross multiply
   803,770x = 1,718,086 × 1,718,086
4. Step 4: Simplify right side
   803,770x = 2,951,819,503,396
5. Step 5: Solve for x
   x = 2,951,819,503,396/803,770
6. Step 6: Final answer
   x = 3,672,467.87