Finding the Third Proportional to 1,220,466,846.94 and 2,648,992,843.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,220,466,846.94 : 2,648,992,843.69 = 2,648,992,843.69 : x
2. Step 2: Convert to fraction form
   1,220,466,846.94/2,648,992,843.69 = 2,648,992,843.69/x
3. Step 3: Cross multiply
   1,220,466,846.94x = 2,648,992,843.69 × 2,648,992,843.69
4. Step 4: Simplify right side
   1,220,466,846.94x = 7,017,163,085,907,588,096
5. Step 5: Solve for x
   x = 7,017,163,085,907,588,096/1,220,466,846.94
6. Step 6: Final answer
   x = 5,749,572,881.49