Finding the Third Proportional to 221,702 and 484,876

Step by Step Solution

1. Step 1: Write the proportion equation
   221,702 : 484,876 = 484,876 : x
2. Step 2: Convert to fraction form
   221,702/484,876 = 484,876/x
3. Step 3: Cross multiply
   221,702x = 484,876 × 484,876
4. Step 4: Simplify right side
   221,702x = 235,104,735,376
5. Step 5: Solve for x
   x = 235,104,735,376/221,702
6. Step 6: Final answer
   x = 1,060,453.83