Finding the Third Proportional to 1,655,224 and 3,555,412

Step by Step Solution

1. Step 1: Write the proportion equation
   1,655,224 : 3,555,412 = 3,555,412 : x
2. Step 2: Convert to fraction form
   1,655,224/3,555,412 = 3,555,412/x
3. Step 3: Cross multiply
   1,655,224x = 3,555,412 × 3,555,412
4. Step 4: Simplify right side
   1,655,224x = 12,640,954,489,744
5. Step 5: Solve for x
   x = 12,640,954,489,744/1,655,224
6. Step 6: Final answer
   x = 7,637,005.32