Finding the Third Proportional to 2,621,814,360.75 and 5,617,597,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621,814,360.75 : 5,617,597,108.50 = 5,617,597,108.50 : x
2. Step 2: Convert to fraction form
   2,621,814,360.75/5,617,597,108.50 = 5,617,597,108.50/x
3. Step 3: Cross multiply
   2,621,814,360.75x = 5,617,597,108.50 × 5,617,597,108.50
4. Step 4: Simplify right side
   2,621,814,360.75x = 31,557,397,273,427,562,496
5. Step 5: Solve for x
   x = 31,557,397,273,427,562,496/2,621,814,360.75
6. Step 6: Final answer
   x = 12,036,472,812.82