Finding the Third Proportional to 468,406 and 1,007,856

Step by Step Solution

1. Step 1: Write the proportion equation
   468,406 : 1,007,856 = 1,007,856 : x
2. Step 2: Convert to fraction form
   468,406/1,007,856 = 1,007,856/x
3. Step 3: Cross multiply
   468,406x = 1,007,856 × 1,007,856
4. Step 4: Simplify right side
   468,406x = 1,015,773,716,736
5. Step 5: Solve for x
   x = 1,015,773,716,736/468,406
6. Step 6: Final answer
   x = 2,168,575.37