Finding the Third Proportional to 455,867 and 978,194

Step by Step Solution

1. Step 1: Write the proportion equation
   455,867 : 978,194 = 978,194 : x
2. Step 2: Convert to fraction form
   455,867/978,194 = 978,194/x
3. Step 3: Cross multiply
   455,867x = 978,194 × 978,194
4. Step 4: Simplify right side
   455,867x = 956,863,501,636
5. Step 5: Solve for x
   x = 956,863,501,636/455,867
6. Step 6: Final answer
   x = 2,098,997.08