Finding the Third Proportional to 215,834 and 469,474

Step by Step Solution

1. Step 1: Write the proportion equation
   215,834 : 469,474 = 469,474 : x
2. Step 2: Convert to fraction form
   215,834/469,474 = 469,474/x
3. Step 3: Cross multiply
   215,834x = 469,474 × 469,474
4. Step 4: Simplify right side
   215,834x = 220,405,836,676
5. Step 5: Solve for x
   x = 220,405,836,676/215,834
6. Step 6: Final answer
   x = 1,021,182.19