Finding the Third Proportional to 359,850.75 and 769,530

Step by Step Solution

1. Step 1: Write the proportion equation
   359,850.75 : 769,530 = 769,530 : x
2. Step 2: Convert to fraction form
   359,850.75/769,530 = 769,530/x
3. Step 3: Cross multiply
   359,850.75x = 769,530 × 769,530
4. Step 4: Simplify right side
   359,850.75x = 592,176,420,900
5. Step 5: Solve for x
   x = 592,176,420,900/359,850.75
6. Step 6: Final answer
   x = 1,645,616.75