Finding the Third Proportional to 438,184 and 897,136

Step by Step Solution

1. Step 1: Write the proportion equation
   438,184 : 897,136 = 897,136 : x
2. Step 2: Convert to fraction form
   438,184/897,136 = 897,136/x
3. Step 3: Cross multiply
   438,184x = 897,136 × 897,136
4. Step 4: Simplify right side
   438,184x = 804,853,002,496
5. Step 5: Solve for x
   x = 804,853,002,496/438,184
6. Step 6: Final answer
   x = 1,836,792.31