Finding the Third Proportional to 221,982 and 484,518

Step by Step Solution

1. Step 1: Write the proportion equation
   221,982 : 484,518 = 484,518 : x
2. Step 2: Convert to fraction form
   221,982/484,518 = 484,518/x
3. Step 3: Cross multiply
   221,982x = 484,518 × 484,518
4. Step 4: Simplify right side
   221,982x = 234,757,692,324
5. Step 5: Solve for x
   x = 234,757,692,324/221,982
6. Step 6: Final answer
   x = 1,057,552.83