Finding the Third Proportional to 1,020,600 and 2,197,206

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,600 : 2,197,206 = 2,197,206 : x
2. Step 2: Convert to fraction form
   1,020,600/2,197,206 = 2,197,206/x
3. Step 3: Cross multiply
   1,020,600x = 2,197,206 × 2,197,206
4. Step 4: Simplify right side
   1,020,600x = 4,827,714,206,436
5. Step 5: Solve for x
   x = 4,827,714,206,436/1,020,600
6. Step 6: Final answer
   x = 4,730,270.63