Finding the Third Proportional to 409,588 and 897,910

Step by Step Solution

1. Step 1: Write the proportion equation
   409,588 : 897,910 = 897,910 : x
2. Step 2: Convert to fraction form
   409,588/897,910 = 897,910/x
3. Step 3: Cross multiply
   409,588x = 897,910 × 897,910
4. Step 4: Simplify right side
   409,588x = 806,242,368,100
5. Step 5: Solve for x
   x = 806,242,368,100/409,588
6. Step 6: Final answer
   x = 1,968,422.83