Finding the Third Proportional to 268,300 and 363,084

Step by Step Solution

1. Step 1: Write the proportion equation
   268,300 : 363,084 = 363,084 : x
2. Step 2: Convert to fraction form
   268,300/363,084 = 363,084/x
3. Step 3: Cross multiply
   268,300x = 363,084 × 363,084
4. Step 4: Simplify right side
   268,300x = 131,829,991,056
5. Step 5: Solve for x
   x = 131,829,991,056/268,300
6. Step 6: Final answer
   x = 491,352.93