Finding the Third Proportional to 208,308 and 446,140.50

Step by Step Solution

1. Step 1: Write the proportion equation
   208,308 : 446,140.50 = 446,140.50 : x
2. Step 2: Convert to fraction form
   208,308/446,140.50 = 446,140.50/x
3. Step 3: Cross multiply
   208,308x = 446,140.50 × 446,140.50
4. Step 4: Simplify right side
   208,308x = 199,041,345,740.25
5. Step 5: Solve for x
   x = 199,041,345,740.25/208,308
6. Step 6: Final answer
   x = 955,514.65