Finding the Third Proportional to 2,436,891 and 5,280,558

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436,891 : 5,280,558 = 5,280,558 : x
2. Step 2: Convert to fraction form
   2,436,891/5,280,558 = 5,280,558/x
3. Step 3: Cross multiply
   2,436,891x = 5,280,558 × 5,280,558
4. Step 4: Simplify right side
   2,436,891x = 27,884,292,791,364
5. Step 5: Solve for x
   x = 27,884,292,791,364/2,436,891
6. Step 6: Final answer
   x = 11,442,568.74