Finding the Third Proportional to 428,826 and 914,604

Step by Step Solution

1. Step 1: Write the proportion equation
   428,826 : 914,604 = 914,604 : x
2. Step 2: Convert to fraction form
   428,826/914,604 = 914,604/x
3. Step 3: Cross multiply
   428,826x = 914,604 × 914,604
4. Step 4: Simplify right side
   428,826x = 836,500,476,816
5. Step 5: Solve for x
   x = 836,500,476,816/428,826
6. Step 6: Final answer
   x = 1,950,675.74