Finding the Third Proportional to 1,207,086 and 2,621,765

Step by Step Solution

1. Step 1: Write the proportion equation
   1,207,086 : 2,621,765 = 2,621,765 : x
2. Step 2: Convert to fraction form
   1,207,086/2,621,765 = 2,621,765/x
3. Step 3: Cross multiply
   1,207,086x = 2,621,765 × 2,621,765
4. Step 4: Simplify right side
   1,207,086x = 6,873,651,715,225
5. Step 5: Solve for x
   x = 6,873,651,715,225/1,207,086
6. Step 6: Final answer
   x = 5,694,417.56