Finding the Third Proportional to 1,648,854 and 3,579,708

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,854 : 3,579,708 = 3,579,708 : x
2. Step 2: Convert to fraction form
   1,648,854/3,579,708 = 3,579,708/x
3. Step 3: Cross multiply
   1,648,854x = 3,579,708 × 3,579,708
4. Step 4: Simplify right side
   1,648,854x = 12,814,309,365,264
5. Step 5: Solve for x
   x = 12,814,309,365,264/1,648,854
6. Step 6: Final answer
   x = 7,771,645.86