Finding the Third Proportional to 2,425,210 and 5,280,986

Step by Step Solution

1. Step 1: Write the proportion equation
   2,425,210 : 5,280,986 = 5,280,986 : x
2. Step 2: Convert to fraction form
   2,425,210/5,280,986 = 5,280,986/x
3. Step 3: Cross multiply
   2,425,210x = 5,280,986 × 5,280,986
4. Step 4: Simplify right side
   2,425,210x = 27,888,813,132,196
5. Step 5: Solve for x
   x = 27,888,813,132,196/2,425,210
6. Step 6: Final answer
   x = 11,499,545.66