Finding the Third Proportional to 451,848 and 978,085

Step by Step Solution

1. Step 1: Write the proportion equation
   451,848 : 978,085 = 978,085 : x
2. Step 2: Convert to fraction form
   451,848/978,085 = 978,085/x
3. Step 3: Cross multiply
   451,848x = 978,085 × 978,085
4. Step 4: Simplify right side
   451,848x = 956,650,267,225
5. Step 5: Solve for x
   x = 956,650,267,225/451,848
6. Step 6: Final answer
   x = 2,117,194.87