Finding the Third Proportional to 684,672 and 1,007,622

Step by Step Solution

1. Step 1: Write the proportion equation
   684,672 : 1,007,622 = 1,007,622 : x
2. Step 2: Convert to fraction form
   684,672/1,007,622 = 1,007,622/x
3. Step 3: Cross multiply
   684,672x = 1,007,622 × 1,007,622
4. Step 4: Simplify right side
   684,672x = 1,015,302,094,884
5. Step 5: Solve for x
   x = 1,015,302,094,884/684,672
6. Step 6: Final answer
   x = 1,482,902.90