Finding the Third Proportional to 1,656,860 and 3,555,384

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656,860 : 3,555,384 = 3,555,384 : x
2. Step 2: Convert to fraction form
   1,656,860/3,555,384 = 3,555,384/x
3. Step 3: Cross multiply
   1,656,860x = 3,555,384 × 3,555,384
4. Step 4: Simplify right side
   1,656,860x = 12,640,755,387,456
5. Step 5: Solve for x
   x = 12,640,755,387,456/1,656,860
6. Step 6: Final answer
   x = 7,629,344.29