Finding the Third Proportional to 997,638 and 1,492,521

Step by Step Solution

1. Step 1: Write the proportion equation
   997,638 : 1,492,521 = 1,492,521 : x
2. Step 2: Convert to fraction form
   997,638/1,492,521 = 1,492,521/x
3. Step 3: Cross multiply
   997,638x = 1,492,521 × 1,492,521
4. Step 4: Simplify right side
   997,638x = 2,227,618,935,441
5. Step 5: Solve for x
   x = 2,227,618,935,441/997,638
6. Step 6: Final answer
   x = 2,232,893.03