Finding the Third Proportional to 2,576,713,417,798.40 and 5,605,820,801,797.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,576,713,417,798.40 : 5,605,820,801,797.60 = 5,605,820,801,797.60 : x
2. Step 2: Convert to fraction form
   2,576,713,417,798.40/5,605,820,801,797.60 = 5,605,820,801,797.60/x
3. Step 3: Cross multiply
   2,576,713,417,798.40x = 5,605,820,801,797.60 × 5,605,820,801,797.60
4. Step 4: Simplify right side
   2,576,713,417,798.40x = 31,425,226,861,866,681,240,649,728
5. Step 5: Solve for x
   x = 31,425,226,861,866,681,240,649,728/2,576,713,417,798.40
6. Step 6: Final answer
   x = 12,195,856,413,367.49