Finding the Third Proportional to 221,704 and 484,880

Step by Step Solution

1. Step 1: Write the proportion equation
   221,704 : 484,880 = 484,880 : x
2. Step 2: Convert to fraction form
   221,704/484,880 = 484,880/x
3. Step 3: Cross multiply
   221,704x = 484,880 × 484,880
4. Step 4: Simplify right side
   221,704x = 235,108,614,400
5. Step 5: Solve for x
   x = 235,108,614,400/221,704
6. Step 6: Final answer
   x = 1,060,461.76