Finding the Third Proportional to 1,648,844 and 3,579,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,844 : 3,579,688 = 3,579,688 : x
2. Step 2: Convert to fraction form
   1,648,844/3,579,688 = 3,579,688/x
3. Step 3: Cross multiply
   1,648,844x = 3,579,688 × 3,579,688
4. Step 4: Simplify right side
   1,648,844x = 12,814,166,177,344
5. Step 5: Solve for x
   x = 12,814,166,177,344/1,648,844
6. Step 6: Final answer
   x = 7,771,606.15