Finding the Third Proportional to 2,120,884 and 3,212,214

Step by Step Solution

1. Step 1: Write the proportion equation
   2,120,884 : 3,212,214 = 3,212,214 : x
2. Step 2: Convert to fraction form
   2,120,884/3,212,214 = 3,212,214/x
3. Step 3: Cross multiply
   2,120,884x = 3,212,214 × 3,212,214
4. Step 4: Simplify right side
   2,120,884x = 10,318,318,781,796
5. Step 5: Solve for x
   x = 10,318,318,781,796/2,120,884
6. Step 6: Final answer
   x = 4,865,102.84