Finding the Third Proportional to 215,743 and 469,362

Step by Step Solution

1. Step 1: Write the proportion equation
   215,743 : 469,362 = 469,362 : x
2. Step 2: Convert to fraction form
   215,743/469,362 = 469,362/x
3. Step 3: Cross multiply
   215,743x = 469,362 × 469,362
4. Step 4: Simplify right side
   215,743x = 220,300,687,044
5. Step 5: Solve for x
   x = 220,300,687,044/215,743
6. Step 6: Final answer
   x = 1,021,125.54