Finding the Third Proportional to 2,648,037,650 and 5,618,859,280

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648,037,650 : 5,618,859,280 = 5,618,859,280 : x
2. Step 2: Convert to fraction form
   2,648,037,650/5,618,859,280 = 5,618,859,280/x
3. Step 3: Cross multiply
   2,648,037,650x = 5,618,859,280 × 5,618,859,280
4. Step 4: Simplify right side
   2,648,037,650x = 31,571,579,608,442,118,144
5. Step 5: Solve for x
   x = 31,571,579,608,442,118,144/2,648,037,650
6. Step 6: Final answer
   x = 11,922,632,447.63