Finding the Third Proportional to 822,672 and 1,242,756

Step by Step Solution

1. Step 1: Write the proportion equation
   822,672 : 1,242,756 = 1,242,756 : x
2. Step 2: Convert to fraction form
   822,672/1,242,756 = 1,242,756/x
3. Step 3: Cross multiply
   822,672x = 1,242,756 × 1,242,756
4. Step 4: Simplify right side
   822,672x = 1,544,442,475,536
5. Step 5: Solve for x
   x = 1,544,442,475,536/822,672
6. Step 6: Final answer
   x = 1,877,349.02