Finding the Third Proportional to 457,836 and 673,050.50

Step by Step Solution

1. Step 1: Write the proportion equation
   457,836 : 673,050.50 = 673,050.50 : x
2. Step 2: Convert to fraction form
   457,836/673,050.50 = 673,050.50/x
3. Step 3: Cross multiply
   457,836x = 673,050.50 × 673,050.50
4. Step 4: Simplify right side
   457,836x = 452,996,975,550.25
5. Step 5: Solve for x
   x = 452,996,975,550.25/457,836
6. Step 6: Final answer
   x = 989,430.66