Finding the Third Proportional to 2,425,215 and 5,280,998

Step by Step Solution

1. Step 1: Write the proportion equation
   2,425,215 : 5,280,998 = 5,280,998 : x
2. Step 2: Convert to fraction form
   2,425,215/5,280,998 = 5,280,998/x
3. Step 3: Cross multiply
   2,425,215x = 5,280,998 × 5,280,998
4. Step 4: Simplify right side
   2,425,215x = 27,888,939,876,004
5. Step 5: Solve for x
   x = 27,888,939,876,004/2,425,215
6. Step 6: Final answer
   x = 11,499,574.21