Finding the Third Proportional to 487,660 and 1,042,924

Step by Step Solution

1. Step 1: Write the proportion equation
   487,660 : 1,042,924 = 1,042,924 : x
2. Step 2: Convert to fraction form
   487,660/1,042,924 = 1,042,924/x
3. Step 3: Cross multiply
   487,660x = 1,042,924 × 1,042,924
4. Step 4: Simplify right side
   487,660x = 1,087,690,469,776
5. Step 5: Solve for x
   x = 1,087,690,469,776/487,660
6. Step 6: Final answer
   x = 2,230,427.90