Finding the Third Proportional to 634,269 and 1,320,864

Step by Step Solution

1. Step 1: Write the proportion equation
   634,269 : 1,320,864 = 1,320,864 : x
2. Step 2: Convert to fraction form
   634,269/1,320,864 = 1,320,864/x
3. Step 3: Cross multiply
   634,269x = 1,320,864 × 1,320,864
4. Step 4: Simplify right side
   634,269x = 1,744,681,706,496
5. Step 5: Solve for x
   x = 1,744,681,706,496/634,269
6. Step 6: Final answer
   x = 2,750,696.80