Finding the Third Proportional to 567,720 and 789,372

Step by Step Solution

1. Step 1: Write the proportion equation
   567,720 : 789,372 = 789,372 : x
2. Step 2: Convert to fraction form
   567,720/789,372 = 789,372/x
3. Step 3: Cross multiply
   567,720x = 789,372 × 789,372
4. Step 4: Simplify right side
   567,720x = 623,108,154,384
5. Step 5: Solve for x
   x = 623,108,154,384/567,720
6. Step 6: Final answer
   x = 1,097,562.45