Finding the Third Proportional to 961,260,816 and 1,973,480,976

Step by Step Solution

1. Step 1: Write the proportion equation
   961,260,816 : 1,973,480,976 = 1,973,480,976 : x
2. Step 2: Convert to fraction form
   961,260,816/1,973,480,976 = 1,973,480,976/x
3. Step 3: Cross multiply
   961,260,816x = 1,973,480,976 × 1,973,480,976
4. Step 4: Simplify right side
   961,260,816x = 3,894,627,162,633,912,320
5. Step 5: Solve for x
   x = 3,894,627,162,633,912,320/961,260,816
6. Step 6: Final answer
   x = 4,051,582,148.99