Finding the Third Proportional to 665,769 and 973,735.50

Step by Step Solution

1. Step 1: Write the proportion equation
   665,769 : 973,735.50 = 973,735.50 : x
2. Step 2: Convert to fraction form
   665,769/973,735.50 = 973,735.50/x
3. Step 3: Cross multiply
   665,769x = 973,735.50 × 973,735.50
4. Step 4: Simplify right side
   665,769x = 948,160,823,960.25
5. Step 5: Solve for x
   x = 948,160,823,960.25/665,769
6. Step 6: Final answer
   x = 1,424,158.87