Finding the Third Proportional to 2,619,861,453 and 5,681,760,048

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619,861,453 : 5,681,760,048 = 5,681,760,048 : x
2. Step 2: Convert to fraction form
   2,619,861,453/5,681,760,048 = 5,681,760,048/x
3. Step 3: Cross multiply
   2,619,861,453x = 5,681,760,048 × 5,681,760,048
4. Step 4: Simplify right side
   2,619,861,453x = 32,282,397,243,048,964,096
5. Step 5: Solve for x
   x = 32,282,397,243,048,964,096/2,619,861,453
6. Step 6: Final answer
   x = 12,322,177,268.60