Finding the Third Proportional to 1,010,673 and 2,189,411

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,673 : 2,189,411 = 2,189,411 : x
2. Step 2: Convert to fraction form
   1,010,673/2,189,411 = 2,189,411/x
3. Step 3: Cross multiply
   1,010,673x = 2,189,411 × 2,189,411
4. Step 4: Simplify right side
   1,010,673x = 4,793,520,526,921
5. Step 5: Solve for x
   x = 4,793,520,526,921/1,010,673
6. Step 6: Final answer
   x = 4,742,899.56