Finding the Third Proportional to 1,856,771,880 and 2,777,796,067.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856,771,880 : 2,777,796,067.50 = 2,777,796,067.50 : x
2. Step 2: Convert to fraction form
   1,856,771,880/2,777,796,067.50 = 2,777,796,067.50/x
3. Step 3: Cross multiply
   1,856,771,880x = 2,777,796,067.50 × 2,777,796,067.50
4. Step 4: Simplify right side
   1,856,771,880x = 7,716,150,992,618,464,256
5. Step 5: Solve for x
   x = 7,716,150,992,618,464,256/1,856,771,880
6. Step 6: Final answer
   x = 4,155,680,660.47