Finding the Third Proportional to 342,071,976 and 746,868,570

Step by Step Solution

1. Step 1: Write the proportion equation
   342,071,976 : 746,868,570 = 746,868,570 : x
2. Step 2: Convert to fraction form
   342,071,976/746,868,570 = 746,868,570/x
3. Step 3: Cross multiply
   342,071,976x = 746,868,570 × 746,868,570
4. Step 4: Simplify right side
   342,071,976x = 557,812,660,853,844,928
5. Step 5: Solve for x
   x = 557,812,660,853,844,928/342,071,976
6. Step 6: Final answer
   x = 1,630,687,983.79