Finding the Third Proportional to 853,544 and 1,321,536

Step by Step Solution

1. Step 1: Write the proportion equation
   853,544 : 1,321,536 = 1,321,536 : x
2. Step 2: Convert to fraction form
   853,544/1,321,536 = 1,321,536/x
3. Step 3: Cross multiply
   853,544x = 1,321,536 × 1,321,536
4. Step 4: Simplify right side
   853,544x = 1,746,457,399,296
5. Step 5: Solve for x
   x = 1,746,457,399,296/853,544
6. Step 6: Final answer
   x = 2,046,124.63