Finding the Third Proportional to 1,214,210 and 2,664,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,214,210 : 2,664,616 = 2,664,616 : x
2. Step 2: Convert to fraction form
   1,214,210/2,664,616 = 2,664,616/x
3. Step 3: Cross multiply
   1,214,210x = 2,664,616 × 2,664,616
4. Step 4: Simplify right side
   1,214,210x = 7,100,178,427,456
5. Step 5: Solve for x
   x = 7,100,178,427,456/1,214,210
6. Step 6: Final answer
   x = 5,847,570.38