Finding the Third Proportional to 419,680.50 and 633,510

Step by Step Solution

1. Step 1: Write the proportion equation
   419,680.50 : 633,510 = 633,510 : x
2. Step 2: Convert to fraction form
   419,680.50/633,510 = 633,510/x
3. Step 3: Cross multiply
   419,680.50x = 633,510 × 633,510
4. Step 4: Simplify right side
   419,680.50x = 401,334,920,100
5. Step 5: Solve for x
   x = 401,334,920,100/419,680.50
6. Step 6: Final answer
   x = 956,286.79