Finding the Third Proportional to 1,214,214 and 2,664,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,214,214 : 2,664,624 = 2,664,624 : x
2. Step 2: Convert to fraction form
   1,214,214/2,664,624 = 2,664,624/x
3. Step 3: Cross multiply
   1,214,214x = 2,664,624 × 2,664,624
4. Step 4: Simplify right side
   1,214,214x = 7,100,221,061,376
5. Step 5: Solve for x
   x = 7,100,221,061,376/1,214,214
6. Step 6: Final answer
   x = 5,847,586.23