Finding the Third Proportional to 864,326 and 1,367,523

Step by Step Solution

1. Step 1: Write the proportion equation
   864,326 : 1,367,523 = 1,367,523 : x
2. Step 2: Convert to fraction form
   864,326/1,367,523 = 1,367,523/x
3. Step 3: Cross multiply
   864,326x = 1,367,523 × 1,367,523
4. Step 4: Simplify right side
   864,326x = 1,870,119,155,529
5. Step 5: Solve for x
   x = 1,870,119,155,529/864,326
6. Step 6: Final answer
   x = 2,163,673.38