Finding the Third Proportional to 2,624,553 and 5,458,509

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624,553 : 5,458,509 = 5,458,509 : x
2. Step 2: Convert to fraction form
   2,624,553/5,458,509 = 5,458,509/x
3. Step 3: Cross multiply
   2,624,553x = 5,458,509 × 5,458,509
4. Step 4: Simplify right side
   2,624,553x = 29,795,320,503,081
5. Step 5: Solve for x
   x = 29,795,320,503,081/2,624,553
6. Step 6: Final answer
   x = 11,352,531.46