Finding the Third Proportional to 1,020,662 and 2,197,328

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,662 : 2,197,328 = 2,197,328 : x
2. Step 2: Convert to fraction form
   1,020,662/2,197,328 = 2,197,328/x
3. Step 3: Cross multiply
   1,020,662x = 2,197,328 × 2,197,328
4. Step 4: Simplify right side
   1,020,662x = 4,828,250,339,584
5. Step 5: Solve for x
   x = 4,828,250,339,584/1,020,662
6. Step 6: Final answer
   x = 4,730,508.57