Finding the Third Proportional to 359,635.50 and 789,255

Step by Step Solution

1. Step 1: Write the proportion equation
   359,635.50 : 789,255 = 789,255 : x
2. Step 2: Convert to fraction form
   359,635.50/789,255 = 789,255/x
3. Step 3: Cross multiply
   359,635.50x = 789,255 × 789,255
4. Step 4: Simplify right side
   359,635.50x = 622,923,455,025
5. Step 5: Solve for x
   x = 622,923,455,025/359,635.50
6. Step 6: Final answer
   x = 1,732,096.68