Finding the Third Proportional to 458,040 and 976,960

Step by Step Solution

1. Step 1: Write the proportion equation
   458,040 : 976,960 = 976,960 : x
2. Step 2: Convert to fraction form
   458,040/976,960 = 976,960/x
3. Step 3: Cross multiply
   458,040x = 976,960 × 976,960
4. Step 4: Simplify right side
   458,040x = 954,450,841,600
5. Step 5: Solve for x
   x = 954,450,841,600/458,040
6. Step 6: Final answer
   x = 2,083,771.81