Finding the Third Proportional to 284,765.50 and 626,375

Step by Step Solution

1. Step 1: Write the proportion equation
   284,765.50 : 626,375 = 626,375 : x
2. Step 2: Convert to fraction form
   284,765.50/626,375 = 626,375/x
3. Step 3: Cross multiply
   284,765.50x = 626,375 × 626,375
4. Step 4: Simplify right side
   284,765.50x = 392,345,640,625
5. Step 5: Solve for x
   x = 392,345,640,625/284,765.50
6. Step 6: Final answer
   x = 1,377,785.02