Finding the Third Proportional to 861,716 and 1,363,852

Step by Step Solution

1. Step 1: Write the proportion equation
   861,716 : 1,363,852 = 1,363,852 : x
2. Step 2: Convert to fraction form
   861,716/1,363,852 = 1,363,852/x
3. Step 3: Cross multiply
   861,716x = 1,363,852 × 1,363,852
4. Step 4: Simplify right side
   861,716x = 1,860,092,277,904
5. Step 5: Solve for x
   x = 1,860,092,277,904/861,716
6. Step 6: Final answer
   x = 2,158,590.86