Finding the Third Proportional to 809,464 and 1,776,392

Step by Step Solution

1. Step 1: Write the proportion equation
   809,464 : 1,776,392 = 1,776,392 : x
2. Step 2: Convert to fraction form
   809,464/1,776,392 = 1,776,392/x
3. Step 3: Cross multiply
   809,464x = 1,776,392 × 1,776,392
4. Step 4: Simplify right side
   809,464x = 3,155,568,537,664
5. Step 5: Solve for x
   x = 3,155,568,537,664/809,464
6. Step 6: Final answer
   x = 3,898,343.27