Finding the Third Proportional to 458,015 and 978,925

Step by Step Solution

1. Step 1: Write the proportion equation
   458,015 : 978,925 = 978,925 : x
2. Step 2: Convert to fraction form
   458,015/978,925 = 978,925/x
3. Step 3: Cross multiply
   458,015x = 978,925 × 978,925
4. Step 4: Simplify right side
   458,015x = 958,294,155,625
5. Step 5: Solve for x
   x = 958,294,155,625/458,015
6. Step 6: Final answer
   x = 2,092,276.79