Finding the Third Proportional to 352,476 and 494,799.75

Step by Step Solution

1. Step 1: Write the proportion equation
   352,476 : 494,799.75 = 494,799.75 : x
2. Step 2: Convert to fraction form
   352,476/494,799.75 = 494,799.75/x
3. Step 3: Cross multiply
   352,476x = 494,799.75 × 494,799.75
4. Step 4: Simplify right side
   352,476x = 244,826,792,600.06
5. Step 5: Solve for x
   x = 244,826,792,600.06/352,476
6. Step 6: Final answer
   x = 694,591.38