Finding the Third Proportional to 205,899 and 446,545.50

Step by Step Solution

1. Step 1: Write the proportion equation
   205,899 : 446,545.50 = 446,545.50 : x
2. Step 2: Convert to fraction form
   205,899/446,545.50 = 446,545.50/x
3. Step 3: Cross multiply
   205,899x = 446,545.50 × 446,545.50
4. Step 4: Simplify right side
   205,899x = 199,402,883,570.25
5. Step 5: Solve for x
   x = 199,402,883,570.25/205,899
6. Step 6: Final answer
   x = 968,449.99