Finding the Third Proportional to 455,882 and 978,224

Step by Step Solution

1. Step 1: Write the proportion equation
   455,882 : 978,224 = 978,224 : x
2. Step 2: Convert to fraction form
   455,882/978,224 = 978,224/x
3. Step 3: Cross multiply
   455,882x = 978,224 × 978,224
4. Step 4: Simplify right side
   455,882x = 956,922,194,176
5. Step 5: Solve for x
   x = 956,922,194,176/455,882
6. Step 6: Final answer
   x = 2,099,056.76