Finding the Third Proportional to 1,205,930 and 2,621,812

Step by Step Solution

1. Step 1: Write the proportion equation
   1,205,930 : 2,621,812 = 2,621,812 : x
2. Step 2: Convert to fraction form
   1,205,930/2,621,812 = 2,621,812/x
3. Step 3: Cross multiply
   1,205,930x = 2,621,812 × 2,621,812
4. Step 4: Simplify right side
   1,205,930x = 6,873,898,163,344
5. Step 5: Solve for x
   x = 6,873,898,163,344/1,205,930
6. Step 6: Final answer
   x = 5,700,080.57