Finding the Third Proportional to 2,530,189 and 5,509,622

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530,189 : 5,509,622 = 5,509,622 : x
2. Step 2: Convert to fraction form
   2,530,189/5,509,622 = 5,509,622/x
3. Step 3: Cross multiply
   2,530,189x = 5,509,622 × 5,509,622
4. Step 4: Simplify right side
   2,530,189x = 30,355,934,582,884
5. Step 5: Solve for x
   x = 30,355,934,582,884/2,530,189
6. Step 6: Final answer
   x = 11,997,496.86