Finding the Third Proportional to 221,569.50 and 483,243

Step by Step Solution

1. Step 1: Write the proportion equation
   221,569.50 : 483,243 = 483,243 : x
2. Step 2: Convert to fraction form
   221,569.50/483,243 = 483,243/x
3. Step 3: Cross multiply
   221,569.50x = 483,243 × 483,243
4. Step 4: Simplify right side
   221,569.50x = 233,523,797,049
5. Step 5: Solve for x
   x = 233,523,797,049/221,569.50
6. Step 6: Final answer
   x = 1,053,952.81