Finding the Third Proportional to 492,464 and 1,058,488

Step by Step Solution

1. Step 1: Write the proportion equation
   492,464 : 1,058,488 = 1,058,488 : x
2. Step 2: Convert to fraction form
   492,464/1,058,488 = 1,058,488/x
3. Step 3: Cross multiply
   492,464x = 1,058,488 × 1,058,488
4. Step 4: Simplify right side
   492,464x = 1,120,396,846,144
5. Step 5: Solve for x
   x = 1,120,396,846,144/492,464
6. Step 6: Final answer
   x = 2,275,083.75