Finding the Third Proportional to 1,214,666 and 2,658,150

Step by Step Solution

1. Step 1: Write the proportion equation
   1,214,666 : 2,658,150 = 2,658,150 : x
2. Step 2: Convert to fraction form
   1,214,666/2,658,150 = 2,658,150/x
3. Step 3: Cross multiply
   1,214,666x = 2,658,150 × 2,658,150
4. Step 4: Simplify right side
   1,214,666x = 7,065,761,422,500
5. Step 5: Solve for x
   x = 7,065,761,422,500/1,214,666
6. Step 6: Final answer
   x = 5,817,040.59