Finding the Third Proportional to 808,990 and 1,797,550

Step by Step Solution

1. Step 1: Write the proportion equation
   808,990 : 1,797,550 = 1,797,550 : x
2. Step 2: Convert to fraction form
   808,990/1,797,550 = 1,797,550/x
3. Step 3: Cross multiply
   808,990x = 1,797,550 × 1,797,550
4. Step 4: Simplify right side
   808,990x = 3,231,186,002,500
5. Step 5: Solve for x
   x = 3,231,186,002,500/808,990
6. Step 6: Final answer
   x = 3,994,098.82