Finding the Third Proportional to 6,422,508 and 10,543,512

Step by Step Solution

1. Step 1: Write the proportion equation
   6,422,508 : 10,543,512 = 10,543,512 : x
2. Step 2: Convert to fraction form
   6,422,508/10,543,512 = 10,543,512/x
3. Step 3: Cross multiply
   6,422,508x = 10,543,512 × 10,543,512
4. Step 4: Simplify right side
   6,422,508x = 111,165,645,294,144
5. Step 5: Solve for x
   x = 111,165,645,294,144/6,422,508
6. Step 6: Final answer
   x = 17,308,759.33