Finding the Third Proportional to 225,282 and 478,084

Step by Step Solution

1. Step 1: Write the proportion equation
   225,282 : 478,084 = 478,084 : x
2. Step 2: Convert to fraction form
   225,282/478,084 = 478,084/x
3. Step 3: Cross multiply
   225,282x = 478,084 × 478,084
4. Step 4: Simplify right side
   225,282x = 228,564,311,056
5. Step 5: Solve for x
   x = 228,564,311,056/225,282
6. Step 6: Final answer
   x = 1,014,569.79