Finding the Third Proportional to 584,834 and 874,947

Step by Step Solution

1. Step 1: Write the proportion equation
   584,834 : 874,947 = 874,947 : x
2. Step 2: Convert to fraction form
   584,834/874,947 = 874,947/x
3. Step 3: Cross multiply
   584,834x = 874,947 × 874,947
4. Step 4: Simplify right side
   584,834x = 765,532,252,809
5. Step 5: Solve for x
   x = 765,532,252,809/584,834
6. Step 6: Final answer
   x = 1,308,973.58