Finding the Third Proportional to 417,196 and 897,270

Step by Step Solution

1. Step 1: Write the proportion equation
   417,196 : 897,270 = 897,270 : x
2. Step 2: Convert to fraction form
   417,196/897,270 = 897,270/x
3. Step 3: Cross multiply
   417,196x = 897,270 × 897,270
4. Step 4: Simplify right side
   417,196x = 805,093,452,900
5. Step 5: Solve for x
   x = 805,093,452,900/417,196
6. Step 6: Final answer
   x = 1,929,772.70