Finding the Third Proportional to 641,675 and 897,150

Step by Step Solution

1. Step 1: Write the proportion equation
   641,675 : 897,150 = 897,150 : x
2. Step 2: Convert to fraction form
   641,675/897,150 = 897,150/x
3. Step 3: Cross multiply
   641,675x = 897,150 × 897,150
4. Step 4: Simplify right side
   641,675x = 804,878,122,500
5. Step 5: Solve for x
   x = 804,878,122,500/641,675
6. Step 6: Final answer
   x = 1,254,339.23