Finding the Third Proportional to 510,936 and 773,472

Step by Step Solution

1. Step 1: Write the proportion equation
   510,936 : 773,472 = 773,472 : x
2. Step 2: Convert to fraction form
   510,936/773,472 = 773,472/x
3. Step 3: Cross multiply
   510,936x = 773,472 × 773,472
4. Step 4: Simplify right side
   510,936x = 598,258,934,784
5. Step 5: Solve for x
   x = 598,258,934,784/510,936
6. Step 6: Final answer
   x = 1,170,907.77