Finding the Third Proportional to 438,171 and 897,066

Step by Step Solution

1. Step 1: Write the proportion equation
   438,171 : 897,066 = 897,066 : x
2. Step 2: Convert to fraction form
   438,171/897,066 = 897,066/x
3. Step 3: Cross multiply
   438,171x = 897,066 × 897,066
4. Step 4: Simplify right side
   438,171x = 804,727,408,356
5. Step 5: Solve for x
   x = 804,727,408,356/438,171
6. Step 6: Final answer
   x = 1,836,560.17