Finding the Third Proportional to 268,450.50 and 375,510

Step by Step Solution

1. Step 1: Write the proportion equation
   268,450.50 : 375,510 = 375,510 : x
2. Step 2: Convert to fraction form
   268,450.50/375,510 = 375,510/x
3. Step 3: Cross multiply
   268,450.50x = 375,510 × 375,510
4. Step 4: Simplify right side
   268,450.50x = 141,007,760,100
5. Step 5: Solve for x
   x = 141,007,760,100/268,450.50
6. Step 6: Final answer
   x = 525,265.40