Finding the Third Proportional to 1,026,556 and 2,118,154

Step by Step Solution

1. Step 1: Write the proportion equation
   1,026,556 : 2,118,154 = 2,118,154 : x
2. Step 2: Convert to fraction form
   1,026,556/2,118,154 = 2,118,154/x
3. Step 3: Cross multiply
   1,026,556x = 2,118,154 × 2,118,154
4. Step 4: Simplify right side
   1,026,556x = 4,486,576,367,716
5. Step 5: Solve for x
   x = 4,486,576,367,716/1,026,556
6. Step 6: Final answer
   x = 4,370,513.02