Finding the Third Proportional to 562,242 and 801,315

Step by Step Solution

1. Step 1: Write the proportion equation
   562,242 : 801,315 = 801,315 : x
2. Step 2: Convert to fraction form
   562,242/801,315 = 801,315/x
3. Step 3: Cross multiply
   562,242x = 801,315 × 801,315
4. Step 4: Simplify right side
   562,242x = 642,105,729,225
5. Step 5: Solve for x
   x = 642,105,729,225/562,242
6. Step 6: Final answer
   x = 1,142,045.11