Finding the Third Proportional to 1,026,577 and 2,118,206

Step by Step Solution

1. Step 1: Write the proportion equation
   1,026,577 : 2,118,206 = 2,118,206 : x
2. Step 2: Convert to fraction form
   1,026,577/2,118,206 = 2,118,206/x
3. Step 3: Cross multiply
   1,026,577x = 2,118,206 × 2,118,206
4. Step 4: Simplify right side
   1,026,577x = 4,486,796,658,436
5. Step 5: Solve for x
   x = 4,486,796,658,436/1,026,577
6. Step 6: Final answer
   x = 4,370,638.21