Finding the Third Proportional to 685,221,132 and 1,015,388,034

Step by Step Solution

1. Step 1: Write the proportion equation
   685,221,132 : 1,015,388,034 = 1,015,388,034 : x
2. Step 2: Convert to fraction form
   685,221,132/1,015,388,034 = 1,015,388,034/x
3. Step 3: Cross multiply
   685,221,132x = 1,015,388,034 × 1,015,388,034
4. Step 4: Simplify right side
   685,221,132x = 1,031,012,859,590,385,152
5. Step 5: Solve for x
   x = 1,031,012,859,590,385,152/685,221,132
6. Step 6: Final answer
   x = 1,504,642,532.81