Finding the Third Proportional to 215,534 and 465,484

Step by Step Solution

1. Step 1: Write the proportion equation
   215,534 : 465,484 = 465,484 : x
2. Step 2: Convert to fraction form
   215,534/465,484 = 465,484/x
3. Step 3: Cross multiply
   215,534x = 465,484 × 465,484
4. Step 4: Simplify right side
   215,534x = 216,675,354,256
5. Step 5: Solve for x
   x = 216,675,354,256/215,534
6. Step 6: Final answer
   x = 1,005,295.47