Finding the Third Proportional to 809,894 and 1,772,338

Step by Step Solution

1. Step 1: Write the proportion equation
   809,894 : 1,772,338 = 1,772,338 : x
2. Step 2: Convert to fraction form
   809,894/1,772,338 = 1,772,338/x
3. Step 3: Cross multiply
   809,894x = 1,772,338 × 1,772,338
4. Step 4: Simplify right side
   809,894x = 3,141,181,986,244
5. Step 5: Solve for x
   x = 3,141,181,986,244/809,894
6. Step 6: Final answer
   x = 3,878,510.01