Finding the Third Proportional to 455,871 and 978,202

Step by Step Solution

1. Step 1: Write the proportion equation
   455,871 : 978,202 = 978,202 : x
2. Step 2: Convert to fraction form
   455,871/978,202 = 978,202/x
3. Step 3: Cross multiply
   455,871x = 978,202 × 978,202
4. Step 4: Simplify right side
   455,871x = 956,879,152,804
5. Step 5: Solve for x
   x = 956,879,152,804/455,871
6. Step 6: Final answer
   x = 2,099,012.99