Finding the Third Proportional to 581,697,822 and 870,485,760

Step by Step Solution

1. Step 1: Write the proportion equation
   581,697,822 : 870,485,760 = 870,485,760 : x
2. Step 2: Convert to fraction form
   581,697,822/870,485,760 = 870,485,760/x
3. Step 3: Cross multiply
   581,697,822x = 870,485,760 × 870,485,760
4. Step 4: Simplify right side
   581,697,822x = 757,745,458,362,777,600
5. Step 5: Solve for x
   x = 757,745,458,362,777,600/581,697,822
6. Step 6: Final answer
   x = 1,302,644,482.59