Finding the Third Proportional to 458,518 and 1,005,610

Step by Step Solution

1. Step 1: Write the proportion equation
   458,518 : 1,005,610 = 1,005,610 : x
2. Step 2: Convert to fraction form
   458,518/1,005,610 = 1,005,610/x
3. Step 3: Cross multiply
   458,518x = 1,005,610 × 1,005,610
4. Step 4: Simplify right side
   458,518x = 1,011,251,472,100
5. Step 5: Solve for x
   x = 1,011,251,472,100/458,518
6. Step 6: Final answer
   x = 2,205,478.24