Finding the Third Proportional to 485,458 and 1,064,228

Step by Step Solution

1. Step 1: Write the proportion equation
   485,458 : 1,064,228 = 1,064,228 : x
2. Step 2: Convert to fraction form
   485,458/1,064,228 = 1,064,228/x
3. Step 3: Cross multiply
   485,458x = 1,064,228 × 1,064,228
4. Step 4: Simplify right side
   485,458x = 1,132,581,235,984
5. Step 5: Solve for x
   x = 1,132,581,235,984/485,458
6. Step 6: Final answer
   x = 2,333,015.91