Finding the Third Proportional to 637,314 and 1,387,020

Step by Step Solution

1. Step 1: Write the proportion equation
   637,314 : 1,387,020 = 1,387,020 : x
2. Step 2: Convert to fraction form
   637,314/1,387,020 = 1,387,020/x
3. Step 3: Cross multiply
   637,314x = 1,387,020 × 1,387,020
4. Step 4: Simplify right side
   637,314x = 1,923,824,480,400
5. Step 5: Solve for x
   x = 1,923,824,480,400/637,314
6. Step 6: Final answer
   x = 3,018,644.62