Finding the Third Proportional to 862,403 and 1,814,173

Step by Step Solution

1. Step 1: Write the proportion equation
   862,403 : 1,814,173 = 1,814,173 : x
2. Step 2: Convert to fraction form
   862,403/1,814,173 = 1,814,173/x
3. Step 3: Cross multiply
   862,403x = 1,814,173 × 1,814,173
4. Step 4: Simplify right side
   862,403x = 3,291,223,673,929
5. Step 5: Solve for x
   x = 3,291,223,673,929/862,403
6. Step 6: Final answer
   x = 3,816,340.71