Finding the Third Proportional to 456,496 and 985,172

Step by Step Solution

1. Step 1: Write the proportion equation
   456,496 : 985,172 = 985,172 : x
2. Step 2: Convert to fraction form
   456,496/985,172 = 985,172/x
3. Step 3: Cross multiply
   456,496x = 985,172 × 985,172
4. Step 4: Simplify right side
   456,496x = 970,563,869,584
5. Step 5: Solve for x
   x = 970,563,869,584/456,496
6. Step 6: Final answer
   x = 2,126,116.92