Finding the Third Proportional to 221,479.50 and 483,558

Step by Step Solution

1. Step 1: Write the proportion equation
   221,479.50 : 483,558 = 483,558 : x
2. Step 2: Convert to fraction form
   221,479.50/483,558 = 483,558/x
3. Step 3: Cross multiply
   221,479.50x = 483,558 × 483,558
4. Step 4: Simplify right side
   221,479.50x = 233,828,339,364
5. Step 5: Solve for x
   x = 233,828,339,364/221,479.50
6. Step 6: Final answer
   x = 1,055,756.13