Finding the Third Proportional to 2,420,436 and 5,214,318

Step by Step Solution

1. Step 1: Write the proportion equation
   2,420,436 : 5,214,318 = 5,214,318 : x
2. Step 2: Convert to fraction form
   2,420,436/5,214,318 = 5,214,318/x
3. Step 3: Cross multiply
   2,420,436x = 5,214,318 × 5,214,318
4. Step 4: Simplify right side
   2,420,436x = 27,189,112,205,124
5. Step 5: Solve for x
   x = 27,189,112,205,124/2,420,436
6. Step 6: Final answer
   x = 11,233,146.51