Finding the Third Proportional to 584,760 and 874,760

Step by Step Solution

1. Step 1: Write the proportion equation
   584,760 : 874,760 = 874,760 : x
2. Step 2: Convert to fraction form
   584,760/874,760 = 874,760/x
3. Step 3: Cross multiply
   584,760x = 874,760 × 874,760
4. Step 4: Simplify right side
   584,760x = 765,205,057,600
5. Step 5: Solve for x
   x = 765,205,057,600/584,760
6. Step 6: Final answer
   x = 1,308,579.69