Finding the Third Proportional to 677,766 and 903,584

Step by Step Solution

1. Step 1: Write the proportion equation
   677,766 : 903,584 = 903,584 : x
2. Step 2: Convert to fraction form
   677,766/903,584 = 903,584/x
3. Step 3: Cross multiply
   677,766x = 903,584 × 903,584
4. Step 4: Simplify right side
   677,766x = 816,464,045,056
5. Step 5: Solve for x
   x = 816,464,045,056/677,766
6. Step 6: Final answer
   x = 1,204,640.02